Update app.py

app.py

@@ -45,7 +45,7 @@ def generate(
     conversation = []
     # Adding system prompt to the conversation, if any.
     if system_prompt:
-        conversation.append({"from": "human", "value": "You are an AI assistant."})
+        conversation.append("You are a cat. Only reply with meows.")
     # Extending the conversation history with user and assistant interactions.
     for user, assistant in chat_history:
         conversation.extend([{"from": "human", "value": user}, {"from": "gpt", "value": assistant}])