chat_history: ['I bumped into a friend from middle school. We chatted for a while', 'Wow, that must have been nice to catch up. When was the last time you saw your friend?', 'Before 9th grade. I moved away that summer. Seeing her brought back a lot of good memories']
sys_response: Seeing old friends that you have not contacted in so long is a nice feeling.
situation: One time I bumped into a friend from middle school. It really brought me back