diff --git a/src/interface.jl b/src/interface.jl
index 28cff70..45e3daf 100644
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -185,40 +185,41 @@ function decisionMaker(a::T1, state::T2)::Dict{Symbol, Any} where {T1<:agent, T2
     )
 
   attempt = 0
-  while attempt <= 5
+  while true
     attempt += 1
-    try
-      response = GeneralUtils.sendReceiveMqttMsg(outgoingMsg)
-      _responseJsonStr = response[:response][:text]
-      expectedJsonExample =
-      """
-      Here is an expected JSON format:
-      {
-        "thought": "...",
-        "action": {"name": "...", "input": "..."},
-        "observation": "..."
-      }
-      """
-      responseJsonStr = jsoncorrection(a, _responseJsonStr, expectedJsonExample)
-      thoughtDict = copy(JSON3.read(responseJsonStr)) 
+    if attempt <= 5
+      try
+        response = GeneralUtils.sendReceiveMqttMsg(outgoingMsg)
+        _responseJsonStr = response[:response][:text]
+        expectedJsonExample =
+        """
+        Here is an expected JSON format:
+        {
+          "thought": "...",
+          "action": {"name": "...", "input": "..."},
+          "observation": "..."
+        }
+        """
+        responseJsonStr = jsoncorrection(a, _responseJsonStr, expectedJsonExample)
+        thoughtDict = copy(JSON3.read(responseJsonStr)) 
 
-      # check if dict has all required value
-      dummya::AbstractString = thoughtDict[:thought]
-      dummyb::AbstractString = thoughtDict[:action][:name]
-      dummyc::AbstractString = thoughtDict[:action][:input]
+        # check if dict has all required value
+        dummya::AbstractString = thoughtDict[:thought]
+        dummyb::AbstractString = thoughtDict[:action][:name]
+        dummyc::AbstractString = thoughtDict[:action][:input]
 
-      return thoughtDict
-    catch e
-      io = IOBuffer()
-      showerror(io, e)
-      errorMsg = String(take!(io))
-      st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
-      println("")
-      @warn "Error occurred: $errorMsg\n$st"
-      println("")
-    end
+        return thoughtDict
+      catch e
+        io = IOBuffer()
+        showerror(io, e)
+        errorMsg = String(take!(io))
+        st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
+        println("")
+        @warn "Error occurred: $errorMsg\n$st"
+        println("")
+      end
 
-    if attempt > 5
+    else
       error("DecisionMaker failed to generate a thought")
     end
   end
@@ -315,35 +316,36 @@ function progressValueEstimator(a::T1, state::T2)::Tuple{String, Integer} where
     )
 
   attempt = 0
-  while attempt <= 5
+  while true
     attempt += 1
-    try
-      response = GeneralUtils.sendReceiveMqttMsg(outgoingMsg)
-      _responseJsonStr = response[:response][:text]
-      expectedJsonExample =
-      """
-      Here is an expected JSON format:
-      {"evaluation": "...", "score": "..."}
-      """
-      responseJsonStr = jsoncorrection(a, _responseJsonStr, expectedJsonExample)
-      evaluationDict = copy(JSON3.read(responseJsonStr)) 
+    if attempt <= 5
+      try
+        response = GeneralUtils.sendReceiveMqttMsg(outgoingMsg)
+        _responseJsonStr = response[:response][:text]
+        expectedJsonExample =
+        """
+        Here is an expected JSON format:
+        {"evaluation": "...", "score": "..."}
+        """
+        responseJsonStr = jsoncorrection(a, _responseJsonStr, expectedJsonExample)
+        evaluationDict = copy(JSON3.read(responseJsonStr)) 
 
-      # check if dict has all required value
-      dummya::AbstractString = evaluationDict[:evaluation]
-      dummyb::Integer = evaluationDict[:score]
+        # check if dict has all required value
+        dummya::AbstractString = evaluationDict[:evaluation]
+        dummyb::Integer = evaluationDict[:score]
 
-      return (evaluationDict[:evaluation], evaluationDict[:score])
-    catch e
-      io = IOBuffer()
-      showerror(io, e)
-      errorMsg = String(take!(io))
-      st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
-      println("")
-      @warn "Error occurred: $errorMsg\n$st"
-      println("")
-    end
+        return (evaluationDict[:evaluation], evaluationDict[:score])
+      catch e
+        io = IOBuffer()
+        showerror(io, e)
+        errorMsg = String(take!(io))
+        st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
+        println("")
+        @warn "Error occurred: $errorMsg\n$st"
+        println("")
+      end
 
-    if attempt > 5
+    else
       error("progressValueEstimator failed to generate an evaluation")
     end
   end
@@ -451,34 +453,35 @@ function reflector(a::T1, state::T2)::String where {T1<:agent, T2<:AbstractDict}
     )
 
   attempt = 0
-  while attempt <= 5
+  while true
     attempt += 1
-    try
-      response = GeneralUtils.sendReceiveMqttMsg(outgoingMsg)
-      _responseJsonStr = response[:response][:text]
-      expectedJsonExample =
-      """
-      Here is an expected JSON format:
-      {"reflection": "..."}
-      """
-      responseJsonStr = jsoncorrection(a, _responseJsonStr, expectedJsonExample)
-      reflectionDict = copy(JSON3.read(responseJsonStr)) 
+    if attempt <= 5
+      try
+        response = GeneralUtils.sendReceiveMqttMsg(outgoingMsg)
+        _responseJsonStr = response[:response][:text]
+        expectedJsonExample =
+        """
+        Here is an expected JSON format:
+        {"reflection": "..."}
+        """
+        responseJsonStr = jsoncorrection(a, _responseJsonStr, expectedJsonExample)
+        reflectionDict = copy(JSON3.read(responseJsonStr)) 
 
-      # check if dict has all required value
-      dummya::AbstractString = reflectionDict[:reflection]
+        # check if dict has all required value
+        dummya::AbstractString = reflectionDict[:reflection]
 
-      return reflectionDict[:reflection]
-    catch e
-      io = IOBuffer()
-      showerror(io, e)
-      errorMsg = String(take!(io))
-      st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
-      println("")
-      @warn "Error occurred: $errorMsg\n$st"
-      println("")
-    end
+        return reflectionDict[:reflection]
+      catch e
+        io = IOBuffer()
+        showerror(io, e)
+        errorMsg = String(take!(io))
+        st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
+        println("")
+        @warn "Error occurred: $errorMsg\n$st"
+        println("")
+      end
 
-    if attempt > 5
+    else
       error("reflector failed to generate a thought")
     end
   end
diff --git a/src/llmfunction.jl b/src/llmfunction.jl
index 6956562..6cd628c 100644
--- a/src/llmfunction.jl
+++ b/src/llmfunction.jl
@@ -164,24 +164,25 @@ function virtualWineCustomerChatbox(a::T1, input::T2
   )
 
   attempt = 0
-  while attempt <= 5
+  while true
     attempt += 1
-    try
-      result = GeneralUtils.sendReceiveMqttMsg(outgoingMsg; timeout=120)
-      response = result[:response]
+    if attempt <= 5
+      try
+        result = GeneralUtils.sendReceiveMqttMsg(outgoingMsg; timeout=120)
+        response = result[:response]
 
-      return (response[:text], response[:select], response[:reward], response[:isterminal])
-    catch e
-      io = IOBuffer()
-      showerror(io, e)
-      errorMsg = String(take!(io))
-      st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
-      println("")
-      @warn "Error occurred: $errorMsg\n$st"
-      println("")
-    end
+        return (response[:text], response[:select], response[:reward], response[:isterminal])
+      catch e
+        io = IOBuffer()
+        showerror(io, e)
+        errorMsg = String(take!(io))
+        st = sprint((io, v) -> show(io, "text/plain", v), stacktrace(catch_backtrace()))
+        println("")
+        @warn "Error occurred: $errorMsg\n$st"
+        println("")
+      end
 
-    if attempt > 5
+    else
       error("virtualWineCustomerChatbox failed to get a response")
     end
   end