Hello.
user
Hello, how may I help you?
assistant
I am Angela Taylor. I am looking for a direct flight to Washington, could you please help me with booking a flight ticket?
user
Sure, please tell me your preferable travelling dates.
assistant
I would like to take off on 12/06 and return on 12/08.
user
Ok, please tell me your airport codes.
assistant
My nearest source airport code is SFO and destination airport code is IAD.
user
Angela, all flight tickets are sold out in your requested travel dates.
assistant
That's ok, I will find an another alternate way to complete my trip. Anyways, thank you for the information.
user
Thank you for consulting us, have a great day.
assistant