Query: user: Can you find me oneway flights to Seattle, WA for my upcoming trip?
assistant: Sure, where will you leave from?
user: I'm leaving from Atlanta.
assistant: Okay, when will you be leaving?
user: I'm leaving on the 14th. I'd like to travel in Premium Economy.
assistant: Alright. I have 3 suitable flights for you, with the best flight being of American Airlines, leaving at 9:35 pm with 0 stops. The ticket price is $295.
user: Are there any other flights, preferably in Economy with United Airlines?
assistant: Yes, there's 1 flight by United Airlines that leaves at 5:20 pm and has 0 stops, with the price at $187
user: That sounds good to me. I'll be traveling soon, so can you assist me in buying a oneway ticket?
assistant: Sure. The flight leaves from Atlanta, heading for Seattle on March 14th. It's an Economy class seat with United Airlines for 1 passenger, is that right?
user: Yes, that sounds good.
assistant: Your ticket is confirmed.
user: Thanks a lot.

Intent: Flights:ReserveOnewayFlight