Query: user: Could you find me a one-way flight?
assistant: Where are you wanting to leave from and where do you want to go? When are you leaving?
user: I'd like to leave for LAX from Las Vegas on the 13th of this month.
assistant: I have found 3 flights that would work for you. There's a Delta Airlines flight that leaves at 12:20 pm and has 0 stops. It costs $87.
user: Are there any other options? There are three people with me.
assistant: I have found 2 flights that would work. There's a Southwest Airlines flight that leaves at 2:35 pm and has 0 stops. It costs $86.
user: Is it refundable?
assistant: No, it is not refundable.
user: Are there any other options?
assistant: There's a United Airlines flight that leaves at 12:05 pm and has 0 stops. It costs $79.
user: Is it refundable? And where does it depart from?
assistant: It is not refundable and it departs from McCarran International Airport.
user: That will work for me. Could you help me buy a one way flight ticket?
assistant: Please confirm the following: You want 3 Economy tickets for a United Airlines flight leaving Las Vegas for Los Angeles on March 13th.
user: Yes, that will work.

Intent: Flights:ReserveOnewayFlight