Query: user: Would you look for one way flights?
assistant: When do you want to leave and from where?
user: I will leave on March 11th from Vancouver.
assistant: When do you want to visit?
user: I want to go to Chi-town. There is one person in my group. I would like to leave in economy.
assistant: There is an Air Canada flight where the outbound flight leaves at 9:45 pm. It has 0 stops and the ticket costs $158.
user: Do you have any other flights?
assistant: How about this Delta Airlines flight? It leaves at 3:20 am and has 1 stop. It costs $306.
user: Which airport does it leave from?
assistant: This flight leaves from YVR International Airport.
user: That flight sounds awesome. Would you help to buy a one way flight ticket?
assistant: Could you confirm that you want to take a Delta Airlines flight from Vancouver to Chicago on March 11th? You need 1 economy ticket. Is this right?
user: That sounds greta.
assistant: Your oneway ticket has been confirmed.
user: Could I get a refund? When does the onward flight arrive?

Intent: Flights:ReserveOnewayFlight