Query: user: I would like to find a round trip flight.
assistant: Where are you traveling and when are you leaving?
user: I'm traveling to Seattle on the 8th of March.
assistant: Where are you leaving from?
user: I'm leaving from NY.
assistant: When are you returning?
user: I will be returning on the 12th.
assistant: There are 4 flights. There is American Airlines that leaves at 6:05 am and the return is at 4 pm for $294.
user: When does the return flight arrive?
assistant: The return flight arrives at 2:14 am.
user: That flight is perfect.
assistant: Would you like to purchase a ticket?
user: Yes, book a ticket for that flight.

Intent: Flights:ReserveRoundtripFlights