Query: user: Can you look for a oneway flight for me?
assistant: When do you want to leave and what is the desired departure and arrival location?
user: Leaving from London, UK on the 12th of this month and going to Seattle, WA.
assistant: There are 2 flights. One departs at 3:05 pm on American Airlines with 1 stop with a price of $406.
user: I prefer to travel in Premium Economy. Are there other flights and i need to leave this Sunday.
assistant: OK, there are 2 other flights. There is an 8 am departure ith 1 stop on British Airways with a price of $663.
user: Can you see if there are any other options?
assistant: There is an 8 am departure on Delta Airlines with 1 stop. The ticket costs $667.
user: That is the one I want.
assistant: Shall I purchase the tickets?
user: Yes, and there is only one in the group.
assistant: Confirming information, departing from London to Seattle on Delta Airlines the day after tomorrow. 1 passenger with a seat in Premium Economy.
user: Perfect, that is great.
assistant: You are confirmed.
user: Thank you very much.

Intent: Flights:ReserveOnewayFlight