Update app.py

app.py

@@ -31,7 +31,7 @@ tools = [
 #define llm with temperature 0
 llm = ChatOpenAI(temperature=0.7, model=MODEL) 
 # define an agent using athe   tool that we have defined above
-agent = initialize_agent(tools, llm, agent=AgentType.ZERO_SHOT_REACT_DESCRIPTION, handle_parsing_errors=True, verbose=True)
+agent = initialize_agent(tools, llm, agent=AgentType.OPENAI_FUNCTIONS, handle_parsing_errors=True, verbose=True)
 
 # chat bot definition with history 
 def chatbot(user_input):