Query: user: I need help looking for round trip flights.
assistant: When is your departure and where will you be departing from?
user: I want to leave on the 1st of March from Phoenix, AZ.
assistant: Where will you be going and when is your return?
user: I'm going to Las Vegas and I want to return on the 5th.
assistant: There's an American Airlines flight for $100 per ticket. The departure flight leaves at 7 pm. The return flight leaves at 4:40 pm.
user: I like the sound of that.
assistant: Do you want to purchase tickets?
user: Yes, please book 3 Economy tickets.
assistant: I'll book you 3 Economy tickets for Phoenix to Las Vegas on American Airlines. Departure is on March 1st at 7 pm. Return is on March 5th at 4:40 pm. Is everything the way you want it?
user: Yes, that's the way I want it.

Intent: Flights:ReserveRoundtripFlights