Query: user: Can you help me find some round trip flights?
assistant: When would you like to leave?
user: I will be leaving on March 7th.
assistant: When are you coming back? Where will you leave from? Where are you going to visit?
user: I would like to travel to ATL and leave from Paris, France. I want to get back on March 9th.
assistant: There is 1 flight that may work. It is a Delta Airlines flight. The outbound flight will leave at 11:20 am and its return flight leaves at 3:40 pm. This ticket is $433.
user: That flight sounds pretty good. Can you help me purchase the flight tickets, preferably Economy tickets?

Intent: Flights:ReserveRoundtripFlights