Query: user: I'd like to book a flight for 4 people.
assistant: Where would you like to go? When do you plan to leave? Where would you like to leave from?
user: I want to leave from Ciudad de Mexico and go to New York City. I'd like to leave on the 2nd and get back on the 14th of March.
assistant: I found 1 convenient flight for your trip. The outbound flight leaves at 8:25 am and the return flight leaves at 7:25 pm. Both flights are with United Airlines and the price of the ticket is $222.
user: That flight sounds good to me.
assistant: Can I help you with anything else?
user: I'd like to buy tickets for this flight.
assistant: Please confirm the following details: The flight is from Mexico City to New York. The airlines is United Airlines. The departure date is tomorrow at 8:25 am and the return date is March 14th at 7:25 pm. The seating class is Economy and the number of tickets you want to buy is 4.
user: That sounds good.

Intent: Flights:ReserveRoundtripFlights