Query: user: I need to travel soon with some friends, can you find some round trip flights from United Airlines for 4 people. We want to leave on the 11th of this month.
assistant: Where do you want to go to?
user: We want to go to Chicago.
assistant: Where will you depart from? And when will you fly?
user: Look for something in San Francisco for the 9th of this month.
assistant: There is 1 flight you might like.. There is a flight from United Airlines, the outbound flight takes off at 5:35 am and the return flight takes off at 4 am. It has a total cost of $175.
user: Does it have one stop?
assistant: No, it has 0 stops.
user: That flight sounds Great.

Intent: Flights:SearchRoundtripFlights