Query: user: I'm searching for round trip flight.
assistant: Which city do you like to depart from? WHich day would you like to take return flight and which date do you want to fly?
user: I like to start my travel on later today from Ciudad de Mexico and the returning on the 13th
assistant: Where you like to go?
user: I like to fly to Phoenix, AZ
assistant: How about flying with American Airlines which takes off at 8:05 am and return at 7:35 am which costs $253
user: Okay thats cool

Intent: Flights:SearchRoundtripFlights