Hi.
user
Hello, how may I aid you today?
assistant
I am Nicholas Hall. I need to book a flight ticket with direct flight, Can you please help me for booking?
user
Sure, help me with your travelling dates.
assistant
I would like to travel on 05/15 to 05/17.
user
May I know your source and destination airport codes?
assistant
My source point is SFO to LAX.
user
Sorry to say that, no flights are available at your requested location.
assistant
Ok, problem.
user
Thank you for choosing us.
assistant
Thanks for your information.
user