{"question": "What's chat-GPT?", "chat_history": []}
{"question": "How many questions did John Doe ask?", "chat_history": []}
{"question": "How many questions did John Doe ask?", "chat_history": [{"role": "user","content": "where is the nearest coffee shop?"},{"role": "assistant","content": "I'm sorry, I don't know that. Would you like me to look it up for you?"}]}