Query: user: I want to go for a trip to Chi-town and for which I need to search for round trip flights. Can you search for the one which is leaving from Phoenix, AZ? I would like to prefer Delta Airlines.
assistant: What is your returning date?
user: I will return on the 11th. Make search accordingly.
assistant: Let me know, when do you want to leave?
user: I have planned to leave on the 4th and you can search for the tickets to the flight in any class for me.
assistant: Found 1 result. Hope the outbound flight with Delta Airlines which leaves at 11:55 am and the return flight leaves at 8:30 am under ticket price $290 is okay to you. How about your opinion?
user: That is the nice and okay for me. Thanks.
assistant: Do you want to book the tickets now?
user: Yes, Make it for two.
assistant: Please confirm to book 2 Economy class tickets in a Flight with Delta Airlines from Phoenix on March 4th at 11:55 am to Chicago and the return flight leaves at 8:30 am on March 11th.
user: That is confirmed to proceed.

Intent: Flights:ReserveRoundtripFlights