Query: user: Hi, could you help me search for a one way flight please?
assistant: Where will you be travelling from and to?
user: I will be travelling from San Francisco to Vancouver.
assistant: And when would you like to travel?
user: Possibly on the 5th of March.
assistant: I see, would you like to fly with American Airlines with 1 layovers departing at 12:45 pm which will cost you $222?
user: Could you find some economy class tickets instead?
assistant: Sure, how about a flight with Delta Airlines with 0 layovers at 1:20 pm which will cost you $121? There are only 3 available flights.
user: Are there any alternatives?

Intent: Flights:SearchOnewayFlight