Query: user: I want one way flights and am leaving the 2nd of March and I want premium economy
assistant: where will you be going from?
user: I am going from new york
assistant: where are you going to?
user: am going to London, UK
assistant: there are 2 suitable flights and there is an american airlines flight and it leaves at 6:15 pm and 0 stops and the price is $374
user: what airport does it arrive to?
assistant: It arrives at heathrow international airport
user: where does it leave from and is the ticket refundable?
assistant: it leaves from jfk international airport
user: flight sounds good
assistant: wanna get tickets for it?
user: There are 2 in my group

Intent: Flights:ReserveOnewayFlight