Hi.
user
Hello. How can I aid you?
assistant
I want to book a ticket from DCA to SFO. Could you book a ticket?
user
Sure, May I know your travelling dates?
assistant
Travelling dates are from Oct, 26 to Oct, 28.
user
Do you have any preferences?
assistant
I need a direct flight.
user
May I know your name?
assistant
My name is Dorothy Rodriguez.
user
Thanks for your details, there are no flights found on your data.
assistant
Thanks.
user
Thank you.
assistant