chat_history: ['The airport was completely empty the other day.', 'that is awesome, i hope that happens to me on my next trip, where where you going', 'Home, but I thought LA would be crowded even at 4am, it made the hair on my arms stand up it was so creepy.']
sys_response: well you are really lucky to have an empty airport
situation: I was really scared when I got off a plane in Los Angeles and no one was in the terminal at 4 in the morning.