chat_history: ['I have this knife that I carry everyday. My dad gave it to me before he died.', "Oh that's really nice to have something you can remember him by. It must be very special to you.", "It is, it's like he's always with me."]
sys_response: That's very sweet. I am certain he is with you.
situation: I have this knife that I carry everyday. My dad gave it to me before he died.