chat_history: ['My wife had been out of the country for 2 months for school.  I left early to get to the airport to get her when she came back because I was excited to see her.']
sys_response: I would be too, that is a long time!
situation: My wife was out of the country for a couple months, and when she came back I went to get her from the airport.  We spent the whole day doing random things together.