Hello.
user
Hello. How may I help you?
assistant
I am looking for a flight from DCA to SFO, can you please help me in booking?
user
Sure, can I know your name?
assistant
Sure, my name is Elizabeth Campbell.
user
Thank you. May I know your travel dates?
assistant
My travelling dates are Jan 25 and Jan 27.
user
Ok, do you have any preferences?
assistant
I need a direct flight.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry, there is no direct flight available on your preferred travel dates.
assistant
That's ok, thank you for checking.
user
You are welcome and thank you for choosing us.
assistant