Query: user: I'm looking for a round trip flight from Delta Airlines, please help me out.
assistant: What's your departure location?
user: I will be departing from Paris, France.
assistant: And where will you be going? Also, when will you be leaving and coming back?
user: I'll be going to Philly. I want to leave on March 5th with a return on the 13th of March.

Intent: Flights:SearchRoundtripFlights