Query: user: I am looking for round trip flights from Seattle leaving on Tuesday next week.
assistant: Where are you visiting and when are you returning?
user: I am traveling to SFO and returning on March 8th.
assistant: I found an Alaska Airlines flight departing at 12 pm and returning at 2:55 pm for $132.
user: What time does the return flight arrive?
assistant: The return flight arrives at 5:06 pm.
user: Are there any other flights available. I want to return on the 11th of March and I prefer Economy.
assistant: I found 4 flights that match. There is an American Airlines flight departing at 9:45 pm and returning at 7:40 pm for $152.
user: Is this ticket refundable?
assistant: No, the ticket is non refundable.
user: Are there any other available flights? It is for one person.
assistant: I found 3 flights that may work. There is a Delta Airlines flight departing at 6:10 am and returning at 8 am for $125.
user: That flight works for me, can you help me purchase the ticket?
assistant: Yes, confirm the reservation details. The flight is on Delta Airlines departing from Seattle on next Tuesday at 6:10 am arriving in San Francisco on March 11th at 8 am in Economy for 1 passenger.
user: Yes, that is correct.

Intent: Flights:ReserveRoundtripFlights