Update agentchat_langchain.ipynb (#355)

Co-authored-by: Chi Wang <wang.chi@microsoft.com>

notebook/agentchat_langchain.ipynb

@@ -21,10 +21,10 @@
       "source": [
         "# Auto Generated Agent Chat: Task Solving with Langchain Provided Tools as Functions\n",
         "\n",
-        "AutoGen offers conversable agents powered by LLM, tool or human, which can be used to perform tasks collectively via automated chat. This framwork allows tool use and human participance through multi-agent conversation. Please find documentation about this feature [here](https://microsoft.github.io/autogen/docs/Use-Cases/agent_chat).\n",
+        "AutoGen offers conversable agents powered by LLM, tool, or human, which can be used to perform tasks collectively via automated chat. This framework allows tool use and human participants through multi-agent conversation. Please find documentation about this feature [here](https://microsoft.github.io/autogen/docs/Use-Cases/agent_chat).\n",
         "\n",
-        "In this notebook, we demonstrate how to use `AssistantAgent` and `UserProxyAgent` to make function calls with the new feature of OpenAI models (in model version 0613) with a set of Langchain provided tools and toolkits, to demonstrate how to leverage the 35+ tools available. \n",
-        "A specified prompt and function configs need to be passed to `AssistantAgent` to initialize the agent. The corresponding functions need to be passed to `UserProxyAgent`, which will be responsible for executing any function calls made by `AssistantAgent`. Besides this requirement of matching descriptions with functions, we recommend checking the system message in the `AssistantAgent` to make sure the instructions align with the function call descriptions.\n",
+        "In this notebook, we demonstrate how to use `AssistantAgent` and `UserProxyAgent` to make function calls with the new feature of OpenAI models (in model version 0613) with a set of Langchain-provided tools and toolkits, to demonstrate how to leverage the 35+ tools available. \n",
+        "A specified prompt and function configs must be passed to `AssistantAgent` to initialize the agent. The corresponding functions must be passed to `UserProxyAgent`, which will execute any function calls made by `AssistantAgent`. Besides this requirement of matching descriptions with functions, we recommend checking the system message in the `AssistantAgent` to ensure the instructions align with the function call descriptions.\n",
         "\n",
         "## Requirements\n",
         "\n",
@@ -104,7 +104,7 @@
         "- Azure OpenAI API base: os.environ[\"AZURE_OPENAI_API_BASE\"] or `aoai_api_base_file=\"base_aoai.txt\"`. Multiple bases can be stored, one per line.\n",
         "\n",
         "It's OK to have only the OpenAI API key, or only the Azure OpenAI API key + base.\n",
-        "If you open this notebook in google colab, you can upload your files by click the file icon on the left panel and then choose \"upload file\" icon.\n",
+        "If you open this notebook in google colab, you can upload your files by clicking the file icon on the left panel and then choosing \"upload file\" icon.\n",
         "\n",
         "The following code excludes Azure OpenAI endpoints from the config list because some endpoints don't support functions yet. Remove the `exclude` argument if they do."
       ]