Domains: Flights_13

user: Find me a one way flight for my trip.

system: Where are you going and when?

user: Going from Las Vegas to Mexico City on March 5th, traveling economy.

system: There's an American Airlines flight, with 1 stop leaving at 9:30 am. It costs $209.

user: Sounds good to me.

system: Should I buy the ticket?

user: No, I just needed the information.

system: Have a good day.