Query: user: Hello. Can you help me search for round trip flights?
assistant: Yes, I can do that. Where are you planning to go?
user: I am traveling to Seattle, WA.
assistant: OK, I need some details to complete that search. Where and when do you plan to leave? Also, when would you like to return?
user: I want to leave from ATL on the 1st of March, and return on the 12th of March.
assistant: I have an American Airlines flight for $197 that leaves at 9:35 pm. The return flight will leave at 9:45 pm.
user: Are there any other options? I have three people in my group, and we prefer economy tickets.
assistant: Yes, there is also a Delta Airlines flight for $193 that leaves at 4:20 pm. The return flight will leave at 11:50 pm.
user: That one sounds good to me.
assistant: Would you like to buy tickets now?
user: Yes, please book the tickets.

Intent: Flights:ReserveRoundtripFlights