chat_history: ["I can't I went out with my ex's best friend while we were dating. I was a jerk but it was Karma biting her in the butt.", 'Had she done that to you before?', 'Right before that I found out she was seeing other people while I was in Iraq.', 'What a shame!', 'Yea, it worked out for the best. A few months after that I meet my wife and we have been together for 11 years now. First baby is on the way in December.']
sys_response: Congratulations!
situation: I went on a date with my ex's best friend while we were dating