Query: user: Please find me oneway flights in Premium Economy.
assistant: When would you like to leave?
user: I leave on the 4th of this month and would like to fly Delta Airlines.
assistant: Please tell me the city you are leaving from and headed to.
user: I will be leaving from Philadelphia and headed to Atlanta, GA
assistant: I have found a Delta Airlines flight that leaves at 4:40 pm. It has 1 stop and the price is $275.
user: What time does the flight arrive? Is that a refundable ticket or not?
assistant: The flight leaves at 9:47 pm and is not refundable.
user: That flight sounds perfect. Could you please buy a oneway flight for me?
assistant: I can help but but need to confirm details. You with to leave from Philadelphia and fly to Atlanta on Delta Airlines. You are leaving next Monday and wish 1 ticket in Premium Economy. Is that correct?
user: That is all correct.
assistant: I have purchased your oneway ticket and you are confirmed.
user: Thank you so much. I don't need anything else.

Intent: Flights:ReserveOnewayFlight