chat_history: ['I went on a new bike trail the other day, it was super fun but also a little scary.']
sys_response: Ooh how so? Were there a lot of hills and sharp turns?
situation: I went biking on a new bike trail the other day. It was a lot of fun but I didn't know the route or the hills, so I was really reluctant to go too fast lest I wipe out on a curve.