Query: user: Can you search one-way flights for me?
assistant: From which place you are leaving?
user: I decided to leave from Atlanta, GA
assistant: On which date you decided to leave and where are you going?
user: I am starting my travel from Philly to San Francisco on march 5th.
assistant: I have short listed 3 flights of your likings. One among them is American Airlines which leaves at 1:15 pm with 1 stop and the ticket cost is $299
user: Which is the airport the flight starting from?
assistant: The flight taking off from PHL International Airport
user: What time the flight arriving?
assistant: The flight arriving time is 5:32 pm
user: Are there any other flights available? i need Premium Economy
assistant: I have short listed 2 flights of your likings. One among them is Delta Airlines which leaves at 2:20 pm with 1 stop and the ticket cost is $508
user: Are there any other flights available?
assistant: There is United Airlines which departs at 12:55 pm and having 1 stop. It ticket cost is $377
user: That is perfect
assistant: You need to buy tickets?
user: Yes, i want to reserve ticket
assistant: Please give confirmation details: The airlines is United Airlines departing from Philadelphia to San Francisco on March 5th and number of ticket required is 1 Premium Economy
user: Fine.Which is the airport flight departing from and is there a ticket refund?

Intent: Flights:ReserveOnewayFlight