Query: user: Can you find a flight for me? I am leaving from Chi-town.
assistant: Where are you planning to visit? When do you plan to leave and when do you plan on returning?
user: I am traveling to SF on the 5th of this month. I want to return on the 8th.
assistant: I found 4 flights matching your criteria. There is an American Airlines flight leaving at 12:30 pm. The return flight leaves at 4:25 pm. The price of the ticket is $295.
user: When does my return flight arrive and how many stops does it have?
assistant: The return flight arrives at 1:47 am and has 1 stop.
user: That flight sounds good to me. I am planning for a short trip. Can you help me buy tickets?
assistant: Of course. Please confirm the following details: the flight is from Chicago to San Francisco. The airline is American Airlines. The departure date is next Tuesday and the return date is next Friday. The onward flight leaves at 12:30 pm and the return flight leaves at 4:25 pm. The seating class is economy and there is 1 passenger.
user: Yes that sounds good. Which airport does the flight depart from? Will the ticket be refundable?

Intent: Flights:ReserveRoundtripFlights