chat_history: ["Today I was getting coffee and the person in front of me paid for my drink. I couldn't believe people would be so nice, I was so thankful because money has been tight.", 'How thoughtful.  Now you have to pay it forward, as the saying goes.', 'I will, you never know when someone else is in need!']
sys_response: Kindness is infectious.
situation: Today I was getting coffee and the person in front of me paid for my drink. I couldn't believe people would be so nice, I was so thankful because money has been tight.