Query: user: Search flights leaving on the 8th of this month please.
assistant: Where do you plan on visiting? What date will you be returning? Where will you depart from?
user: I'll be leaving from London on the 10th of this month. I'll be traveling to ATL.
assistant: I found an American Airlines flight leaving outbound at 8:35 pm. There is a return flight leaving out at 3:30 pm. This ticket is $375
user: That flight will work
assistant: Would you like me to proceed and purchase tickets?
user: Yes, please book the flight.

Intent: Flights:ReserveRoundtripFlights