chat_history: ['Last week I had a big presentation at work, which I knew I was going to do well on.', 'That sounds like something that could really show off your talents.', 'I sure did, I had spent weeks learning the material, and really impressed my boss.']
sys_response: That's great! Hope your hard work pays off.
situation: Last week during a presentation I knew I was going to do well.  I had spent weeks learning the material.