Query: user: I have a trip coming up, can you find me a oneway trip flight?
assistant: Where are you going?
user: I'm going to London.
assistant: When do you leave, and from what airport?
user: I leave from Atlanta, GA on the 2nd.
assistant: There's an American Airlines flight that leaves at 8:40 pm and has 0 stops. It's $228.
user: Are there any other flights? I prefer Delta Airlines. I'm heading to NY.
assistant: I found 1 flight from Delta Airlines. It leaces at 3:40 pm and has 0 stops. It's $130.
user: When does the onward flight arrive?
assistant: It arrives at 6:02 pm.
user: That sounds good to me. I want to travel soon, can you help me buy a oneway ticket?

Intent: Flights:ReserveOnewayFlight