Query: user: Can you locate a flight for me?
assistant: What dates do you plan to leave and return and where do you want to go?
user: I need to go to New York,I want to leave later today and return on the 11th.
assistant: Where are you planning to depart from?
user: I will traveling from Vancouver. I want to travel in Premium economy class please.
assistant: I came up with 2 flights. One is with Delta Airlines. It takes off at 2:50 am and the returning flight is at 6 am. That ticket would cost $460.
user: When would the return flight get my home? I also need to know it the ticket is a refundable one.
assistant: That ticket would not be refundable. The return flight is scheduled for landing at 2:31 pm.
user: Alright, that will work.
assistant: Shall I purchase a ticket for you?
user: No that's alright. Can you find one way flights? There is trip I have to take soon.
assistant: I did find 1. Delta Airlines has a flight that leaves at 2:50 am fo $406.
user: From which airport?
assistant: That would be YVR International Airport.
user: I like that one.

Intent: Flights:SearchOnewayFlight