chat_history: ['I had mentioned to my friend one day that my computer was pretty much on its way out.  Some time later I found that he had sent me the money to buy a new one.', 'Wow! What a nice friend. I wish my friends did that', "Yea I was really thankful and appreciative for it.  He's like a brother to me."]
sys_response: That's great. It's nice to have people so close to you. It really helps in bad times
situation: I had mentioned to my friend that my computer was pretty much dead.  Later I found he had sent me money to help me buy a new one.