Hello.
user
Hello. How may I help you?
assistant
I am looking for a flight from DCA to OAK, can you please help me in booking?
user
Sure, I will help you in booking the ticket. May I know your travelling dates please?
assistant
I will start my journey on Jan 30 and return back on Feb 01.
user
Do you have any other specifications?
assistant
I want to depart in afternoon.
user
Please help me with your name for booking.
assistant
My name is Rachel Moore.
user
Sorry for this inconvenience, I could not find any flight with your requirements.
assistant
That's ok, thank you for checking.
user