diff --git a/src/interface.jl b/src/interface.jl
index 8e93404..af761ee 100755
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -48,6 +48,7 @@ julia> addNewMessage(agent1, "user", "Where should I go to buy snacks")
 ```
 """
 function addNewMessage(a::T1, name::String, content::T2) where {T1<:agent, T2<:AbstractString}
+
   if name ∉ a.availableRole   # guard against typo
     error("name is not in agent.availableRole $(@__LINE__)")
   end
@@ -181,18 +182,14 @@ function chat_mistral_openorca(a::agentReflex, prompttemplate="llama3")
         {longterm memory}
         "
   """
-
   conversation = formatLLMtext(a.messages, "llama3instruct")
-
   prompt = 
   """
     $conversation
   """
-
-  response = sendReceivePrompt(a, prompt, a.config[:text2textchat][:mqtttopic], 
+  _response = sendReceivePrompt(a, prompt, a.config[:text2textchat][:mqtttopic], 
                               timeout=180, stopword=["<|", "</"])
-  response = split(response, "<|")[1]
-  response = split(response, "</")[1]
+  response = _response
 
   return response
 end
@@ -1275,20 +1272,17 @@ function conversation(a::agentReflex, usermsg::String; attemptlimit::Int=3)
   a.attemptlimit = attemptlimit
   workstate = nothing
   response = nothing
-
   _ = addNewMessage(a, "user", usermsg)
   isuseplan = isUsePlans(a)
   # newinfo = extractinfo(a, usermsg)
   # a.env = newinfo !== nothing ? updateEnvState(a, newinfo) : a.env
   @show isuseplan
-
   if isuseplan # use plan before responding
     if haskey(a.memory[:shortterm], "User:") == false #TODO should change role if user want to buy wine.
       a.memory[:shortterm]["User:"] = usermsg
     end
     workstate, response = work(a)
   end
-
   # if LLM using askbox, use returning msg form askbox as conversation response
   if workstate == "askbox" || workstate == "formulatedUserResponse"
     #TODO paraphrase msg so that it is human friendlier word.
@@ -1297,10 +1291,8 @@ function conversation(a::agentReflex, usermsg::String; attemptlimit::Int=3)
     response = split(response, "\n\n")[1]
     response = split(response, "\n\n")[1]
   end
-  
   response = removeTrailingCharacters(response)
   _ = addNewMessage(a, "assistant", response)
-
   return response
 end
 
diff --git a/src/type.jl b/src/type.jl
index d58c243..05827c7 100644
--- a/src/type.jl
+++ b/src/type.jl
@@ -230,7 +230,7 @@ function agentReflex(
     roleSpecificInstruction = roleSpecificInstruction,
   )
 
-  systemChatMsg = Dict(:name=> "system",:text=> "You are a helpful, respectful and honest assistant.",)
+  systemChatMsg = Dict(:name=> "system", :text=> "You are a helpful, respectful and honest assistant.",)
 
   push!(newAgent.messages, systemChatMsg)
   
diff --git a/src/utils.jl b/src/utils.jl
index d122cd4..aecd372 100644
--- a/src/utils.jl
+++ b/src/utils.jl
@@ -53,7 +53,6 @@ function sendReceivePrompt(a::T1, prompt::String, sendtopic::String;
           max_tokens::Integer=256, timeout::Integer=120, temperature::AbstractFloat=0.2, 
           stopword::T2=["nostopwordyet"], 
           seed=nothing) where {T1<:agent, T2<:Vector{<:AbstractString}}
-  println("---> 4")
   # copy a.msgMeta instead of using GeneralUtils.generate_msgMeta because if I want to custom 
   # msgMeta for some communication I can do it during that agent instantiation and the custom
   # msgMeta will effect all of the communication in that agent without effecting all agent
@@ -379,50 +378,6 @@ end
     2. objective  # what LLM going to do
 """
 function isUsePlans(a::agentReflex)
-  toollines = ""
-  for (toolname, v) in a.tools
-    if toolname ∉ ["chatbox"] # LLM will always use chatbox
-      toolline = "$toolname is $(v[:description])\n"
-      toollines *= toolline
-    end
-  end
-
-  conversation = messagesToString(a.messages)
-
-  aboutYourself =
-  """
-    Your name is $(a.name)
-    $(a.roles[a.role])  
-  """
-
-  prompt =
-  """
-  <|system|>
-    <About yourself>
-    $aboutYourself
-    </About yourself>
-    <You have access to the following tools>
-    $toollines
-    </You have access to the following tools>
-    <Your earlier conversation with the user>
-    $conversation
-    </Your earlier conversation with the user>
-    <Your job>
-    Your job is to decide whether you need think thoroughly or use tools in order to respond to the user. 
-    Use the following format:
-    Thought: Do you need to think thoroughly or use tools before responding to the user?
-    </Your job>
-    <Example 1>
-    user: Hello!. How are you?
-    assistant: The user is greeting me, I don't need to think about it.
-    </Example 1>
-    <Example 2>
-    user: "What's tomorrow weather like?"
-    assistant: I will need to use weather tools to check for tomorrow's temperature.
-    </Example 2>
-  </s> 
-  <|assistant|>
-  """
   isuseplan = false
   @show a.role
   if length(a.memory[:shortterm]) != 0
@@ -432,6 +387,51 @@ function isUsePlans(a::agentReflex)
   elseif a.role == :sommelier
     isuseplan = true
   else
+    toollines = ""
+    for (toolname, v) in a.tools
+      if toolname ∉ ["chatbox"] # LLM will always use chatbox
+        toolline = "$toolname is $(v[:description])\n"
+        toollines *= toolline
+      end
+    end
+
+    conversation = messagesToString(a.messages)
+
+    aboutYourself =
+    """
+      Your name is $(a.name)
+      $(a.roles[a.role])  
+    """
+
+    prompt =
+    """
+    <|system|>
+      <About yourself>
+      $aboutYourself
+      </About yourself>
+      <You have access to the following tools>
+      $toollines
+      </You have access to the following tools>
+      <Your earlier conversation with the user>
+      $conversation
+      </Your earlier conversation with the user>
+      <Your job>
+      Your job is to decide whether you need think thoroughly or use tools in order to respond to the user. 
+      Use the following format:
+      Thought: Do you need to think thoroughly or use tools before responding to the user?
+      </Your job>
+      <Example 1>
+      user: Hello!. How are you?
+      assistant: The user is greeting me, I don't need to think about it.
+      </Example 1>
+      <Example 2>
+      user: "What's tomorrow weather like?"
+      assistant: I will need to use weather tools to check for tomorrow's temperature.
+      </Example 2>
+    </s> 
+    <|assistant|>
+    """
+
     # if LLM mentions any tools, use Plan/Thought/Act loop
     response = sendReceivePrompt(a, prompt, a.config[:text2textchat][:mqtttopic], max_tokens=64,
                                   timeout=180, stopword=["<|", "</"])
@@ -706,7 +706,7 @@ function removeTrailingCharacters(text; charTobeRemoved::AbstractVector{T}=['\n'
     end
   end
 
-  return text[1:end-nouse]
+  return String(text[1:end-nouse])
 end
 
 
@@ -1174,6 +1174,7 @@ function formatLLMtext(messages::Vector{Dict{Symbol, T}},
   for t in messages
     str *= f(t[:name], t[:text])
   end
+
   return str
 end