Query: user: Can you find me any one way flights to San Francisco?
assistant: When do you plan on leaving?
user: I plan to leave the 14th.
assistant: Where will you be leaving from?
user: I'll be leaving from Chicago. I prefer American Airlines.
assistant: There's 1 suitable flight. There's American Airlines flight leaving at 7:05 am with 0 stops. The price of the ticket is $191.
user: Where does this flight depart from? Also, is the ticket refundable?
assistant: The flight departs from O'Hare International Airport. Unfortunately there are no refunds.
user: That flight sounds good. Can you assist me in buying a one-way flight ticket? There will be 2 people in my group.
assistant: Just to confirm, the flight is from Chicago and goes to San Francisco. The flight is American Airlines and it will depart March 14th. It's economy and will be for 2 passengers.
user: No. There's one person in my group and I like to travel Premium Economy.
assistant: Just to confirm, It's premium economy for 1 passenger.
user: That sounds good. Which airport does the onward flight arrive?

Intent: Flights:ReserveOnewayFlight