Hi.
user
Hello. How can I aid you?
assistant
I am Kathleen Williams. Can you book a ticket for me from DCA to EWR?
user
May I know your trip dates?
assistant
Sure, my preferable dates are 11/12 sand 11/14.
user
Sorry, no flights found.
assistant
It's ok, thanks for your information.
user
Thank you for reaching us.
assistant