Query: user: I need to buy flight tickets.
assistant: Where are you leaving from?
user: SFO.
assistant: Where are you going? What airline?
user: I want to travel to Phoenix, AZ on Southwest Airlines.
assistant: When do you want the return flight? When are you coming back?
user: I want to return next Wednesday and leave around 18:15. I need to leave around half past 6 in the morning.

Intent: Flights:ReserveRoundtripFlights