Query: user: Soon I will be travelling. Can you please assist me in buying a oneway flight ticket?
assistant: Any preferred airline you are looking out for? What will be your place of departure?
user: I will be departing from SF. My expected date of departure is March 3rd and I would like to travel in Southwest Airlines.
assistant: Which place are you planning to visit?
user: I would like to travel in Premium Economy and I am travelling to Toronto, Canada.

Intent: Flights:ReserveOnewayFlight