Query: user: I need a one-way flight, preferably with American Airlines.
assistant: Where are you flying from, and what is the destination? What day will you be traveling?
user: I need a flight from London to Chicago for the 4th of March.
assistant: I've found 1 flight with American Airlines. The flight takes off at 2:25 am local time and has 0 layovers. It is $261 per passenger.
user: Okay. I round trip Economy flight. I have zero bags to check.

Intent: Flights:SearchRoundtripFlights