Query: user: Can you get me a one-way flight for 2?
assistant: Where are you visiting and leaving?
user: My trip spans New York to Vancouver.
assistant: On what date shall you head out?
user: On March 4th, preferably via Delta Airlines.
assistant: I found 1 suitable Delta Airlines flight for your trip, which leaves at 6 am, has 1 stop, and a ticket for which costs $299.
user: Which airport will it depart from, and when will it arrive?
assistant: The flight, which leaves JFK International Airport, arrives at 11:11 am.
user: Sounds great to me!
assistant: Can I help you out further?
user: Yes you can. Can you buy the ticket?

Intent: Flights:ReserveOnewayFlight