Hello.
user
Hello, how may I guide you?
assistant
I am Sandra Hill. I would like to book a flight ticket SFO to IAD. I am planning to move 03/30 and return back on 04/01.
user
Sure, can I know your preferable dates?
assistant
Please check for direct flights.
user
I am sorry, there are no flights available.
assistant
Thank you.
user
Thank you.
assistant