Query: user: Could you check flights for me with American Airlines?
assistant: Yes what is your destination? Where will you be travelling from and what will be your return date?
user: I am leaving from Philly to Chicago and I would like to return on 14th of this month.
assistant: What is your departure date?
user: The 9th of this month and I prefer to travel Economy.

Intent: Flights:SearchRoundtripFlights