diff --git a/Manifest.toml b/Manifest.toml
index dd17b6b..7347db3 100755
--- a/Manifest.toml
+++ b/Manifest.toml
@@ -25,27 +25,17 @@ git-tree-sha1 = "f641eb0a4f00c343bbc32346e1217b86f3ce9dad"
 uuid = "49dc2e85-a5d0-5ad3-a950-438e2897f1b9"
 version = "0.5.1"
 
-[[deps.ChainRulesCore]]
-deps = ["Compat", "LinearAlgebra"]
-git-tree-sha1 = "575cd02e080939a33b6df6c5853d14924c08e35b"
-uuid = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
-version = "1.23.0"
-weakdeps = ["SparseArrays"]
-
-    [deps.ChainRulesCore.extensions]
-    ChainRulesCoreSparseArraysExt = "SparseArrays"
-
 [[deps.CodecZlib]]
 deps = ["TranscodingStreams", "Zlib_jll"]
-git-tree-sha1 = "cd67fc487743b2f0fd4380d4cbd3a24660d0eec8"
+git-tree-sha1 = "59939d8a997469ee05c4b4944560a820f9ba0d73"
 uuid = "944b1d66-785c-5afd-91f1-9de20f533193"
-version = "0.7.3"
+version = "0.7.4"
 
 [[deps.Compat]]
 deps = ["TOML", "UUIDs"]
-git-tree-sha1 = "75bd5b6fc5089df449b5d35fa501c846c9b6549b"
+git-tree-sha1 = "c955881e3c981181362ae4088b35995446298b80"
 uuid = "34da2185-b29b-5c13-b0c7-acf172513d20"
-version = "4.12.0"
+version = "4.14.0"
 weakdeps = ["Dates", "LinearAlgebra"]
 
     [deps.Compat.extensions]
@@ -58,9 +48,9 @@ version = "1.1.0+0"
 
 [[deps.ConcurrentUtilities]]
 deps = ["Serialization", "Sockets"]
-git-tree-sha1 = "8cfa272e8bdedfa88b6aefbbca7c19f1befac519"
+git-tree-sha1 = "6cbbd4d241d7e6579ab354737f4dd95ca43946e1"
 uuid = "f0e56b4a-5159-44fe-b623-3e5288b988bb"
-version = "2.3.0"
+version = "2.4.1"
 
 [[deps.CondaPkg]]
 deps = ["JSON3", "Markdown", "MicroMamba", "Pidfile", "Pkg", "Preferences", "TOML"]
@@ -69,15 +59,15 @@ uuid = "992eb4ea-22a4-4c89-a5bb-47a3300528ab"
 version = "0.2.22"
 
 [[deps.DataAPI]]
-git-tree-sha1 = "8da84edb865b0b5b0100c0666a9bc9a0b71c553c"
+git-tree-sha1 = "abe83f3a2f1b857aac70ef8b269080af17764bbe"
 uuid = "9a962f9c-6df0-11e9-0e5d-c546b8b5ee8a"
-version = "1.15.0"
+version = "1.16.0"
 
 [[deps.DataStructures]]
 deps = ["Compat", "InteractiveUtils", "OrderedCollections"]
-git-tree-sha1 = "ac67408d9ddf207de5cfa9a97e114352430f01ed"
+git-tree-sha1 = "0f4b5d62a88d8f59003e43c25a8a90de9eb76317"
 uuid = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
-version = "0.18.16"
+version = "0.18.18"
 
 [[deps.DataValueInterfaces]]
 git-tree-sha1 = "bfc1187b79289637fa0ef6d4436ebdfe6905cbd6"
@@ -147,16 +137,16 @@ weakdeps = ["PDMats", "SparseArrays", "Statistics"]
     FillArraysStatisticsExt = "Statistics"
 
 [[deps.GeneralUtils]]
-deps = ["DataStructures", "Distributions", "JSON3", "Random"]
+deps = ["DataStructures", "Dates", "Distributions", "JSON3", "Random", "UUIDs"]
 path = "/appfolder/app/privatejuliapkg/GeneralUtils"
 uuid = "c6c72f09-b708-4ac8-ac7c-2084d70108fe"
 version = "0.1.0"
 
 [[deps.HTTP]]
 deps = ["Base64", "CodecZlib", "ConcurrentUtilities", "Dates", "ExceptionUnwrapping", "Logging", "LoggingExtras", "MbedTLS", "NetworkOptions", "OpenSSL", "Random", "SimpleBufferStream", "Sockets", "URIs", "UUIDs"]
-git-tree-sha1 = "abbbb9ec3afd783a7cbd82ef01dcd088ea051398"
+git-tree-sha1 = "db864f2d91f68a5912937af80327d288ea1f3aee"
 uuid = "cd3eb016-35fb-5094-929b-558a96fad6f3"
-version = "1.10.1"
+version = "1.10.3"
 
 [[deps.HypergeometricFunctions]]
 deps = ["DualNumbers", "LinearAlgebra", "OpenLibm_jll", "SpecialFunctions"]
@@ -268,9 +258,9 @@ weakdeps = ["PrecompileTools"]
 
 [[deps.MacroTools]]
 deps = ["Markdown", "Random"]
-git-tree-sha1 = "b211c553c199c111d998ecdaf7623d1b89b69f93"
+git-tree-sha1 = "2fa9ee3e63fd3a4f7a9a4f4744a52f4856de82df"
 uuid = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
-version = "0.5.12"
+version = "0.5.13"
 
 [[deps.Markdown]]
 deps = ["Base64"]
@@ -328,15 +318,15 @@ version = "0.8.1+2"
 
 [[deps.OpenSSL]]
 deps = ["BitFlags", "Dates", "MozillaCACerts_jll", "OpenSSL_jll", "Sockets"]
-git-tree-sha1 = "51901a49222b09e3743c65b8847687ae5fc78eb2"
+git-tree-sha1 = "af81a32750ebc831ee28bdaaba6e1067decef51e"
 uuid = "4d8831e6-92b7-49fb-bdf8-b643e874388c"
-version = "1.4.1"
+version = "1.4.2"
 
 [[deps.OpenSSL_jll]]
 deps = ["Artifacts", "JLLWrappers", "Libdl"]
-git-tree-sha1 = "cc6e1927ac521b659af340e0ca45828a3ffc748f"
+git-tree-sha1 = "60e3045590bd104a16fefb12836c00c0ef8c7f8c"
 uuid = "458c3c95-2e84-50aa-8efc-19380b2a3a95"
-version = "3.0.12+0"
+version = "3.0.13+0"
 
 [[deps.OpenSpecFun_jll]]
 deps = ["Artifacts", "CompilerSupportLibraries_jll", "JLLWrappers", "Libdl", "Pkg"]
@@ -374,15 +364,15 @@ version = "1.10.0"
 
 [[deps.PrecompileTools]]
 deps = ["Preferences"]
-git-tree-sha1 = "03b4c25b43cb84cee5c90aa9b5ea0a78fd848d2f"
+git-tree-sha1 = "5aa36f7049a63a1528fe8f7c3f2113413ffd4e1f"
 uuid = "aea7be01-6a6a-4083-8856-8a6e6704d82a"
-version = "1.2.0"
+version = "1.2.1"
 
 [[deps.Preferences]]
 deps = ["TOML"]
-git-tree-sha1 = "00805cd429dcb4870060ff49ef443486c262e38e"
+git-tree-sha1 = "9306f6085165d270f7e3db02af26a400d580f5c6"
 uuid = "21216c6a-2e73-6563-6e65-726566657250"
-version = "1.4.1"
+version = "1.4.3"
 
 [[deps.Printf]]
 deps = ["Unicode"]
@@ -390,9 +380,9 @@ uuid = "de0858da-6303-5e67-8744-51eddeeeb8d7"
 
 [[deps.PythonCall]]
 deps = ["CondaPkg", "Dates", "Libdl", "MacroTools", "Markdown", "Pkg", "REPL", "Requires", "Serialization", "Tables", "UnsafePointers"]
-git-tree-sha1 = "4999b3e4e9bdeba0b61ede19cc45a2128db21cdc"
+git-tree-sha1 = "822d137ea91ffb79943d2b278a98e5269d7b0dc9"
 uuid = "6099a3de-0909-46bc-b1f4-468b9a2dfc0d"
-version = "0.9.15"
+version = "0.9.16"
 
 [[deps.QuadGK]]
 deps = ["DataStructures", "LinearAlgebra"]
@@ -468,11 +458,13 @@ deps = ["IrrationalConstants", "LogExpFunctions", "OpenLibm_jll", "OpenSpecFun_j
 git-tree-sha1 = "e2cfc4012a19088254b3950b85c3c1d8882d864d"
 uuid = "276daf66-3868-5448-9aa4-cd146d93841b"
 version = "2.3.1"
-weakdeps = ["ChainRulesCore"]
 
     [deps.SpecialFunctions.extensions]
     SpecialFunctionsChainRulesCoreExt = "ChainRulesCore"
 
+    [deps.SpecialFunctions.weakdeps]
+    ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
+
 [[deps.Statistics]]
 deps = ["LinearAlgebra", "SparseArrays"]
 uuid = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
@@ -546,9 +538,9 @@ deps = ["InteractiveUtils", "Logging", "Random", "Serialization"]
 uuid = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [[deps.TranscodingStreams]]
-git-tree-sha1 = "1fbeaaca45801b4ba17c251dd8603ef24801dd84"
+git-tree-sha1 = "3caa21522e7efac1ba21834a03734c57b4611c7e"
 uuid = "3bb67fe8-82b1-5028-8e26-92a6c54297fa"
-version = "0.10.2"
+version = "0.10.4"
 weakdeps = ["Random", "Test"]
 
     [deps.TranscodingStreams.extensions]
diff --git a/src/interface.jl b/src/interface.jl
index 42fe1f0..bde60f7 100755
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -11,9 +11,9 @@ using JSON3, DataStructures, Dates, UUIDs, HTTP, Random
 using GeneralUtils
 using ..type, ..utils, ..llmfunction
 
-# ---------------------------------------------------------------------------- #
-#                              pythoncall setting                              #
-# ---------------------------------------------------------------------------- #
+# ------------------------------------------------------------------------------------------------ #
+#                                        pythoncall setting                                        #
+# ------------------------------------------------------------------------------------------------ #
 # Ref: https://github.com/JuliaPy/PythonCall.jl/issues/252
 # by setting the following variables, PythonCall.jl will use:
 #     1. system's python and packages installed by system (via apt install)
@@ -35,8 +35,7 @@ using ..type, ..utils, ..llmfunction
 #     PythonCall.pycopy!(py_llms, pyimport("langchain.llms"))
 # end
 
-#------------------------------------------------------------------------------------------------100
-
+# ---------------------------------------------- 100 --------------------------------------------- #
 
 """ Add new message to agent.