Query: user: I'd like a round trip flight and want to be back by the 13th of march.
assistant: Sure, where are you visiting, where are you leaving from, and what day?
user: Please make sure the ticket is refundable and I'm leaving on the 6th of this month from Atlanta to Seattle, WA.
assistant: How about a southwest airlines flight that leaves at 7:20 pm and returns at 5:40 am for $214?
user: What else is there?
assistant: There's a united airlines flight that leaves at 5:35 pm and returns at 4:55 pm for $276.
user: Anything else? I'll be leaving from New York.
assistant: There's 1 delta airlines flight that leaves at 2 pm and returns at 3:15 pm for $310
user: Tell me the onward flight arrive time.
assistant: 7:35 pm
user: Great, book these tickets please.

Intent: Flights:ReserveRoundtripFlights