chat_history: ['A big brown roach crawled across the floor in my direction last night.', 'Disgusting. Was it the flying variety?', "Yes, but this one didn't fly.  He just decided to go under the chair I was sitting in."]
sys_response: Gross.  We have those here too.  Typically you only see them during the summer.
situation: A large roach crawled acroos the floor.  It went under the chair I was sitting in.