Hello.
user
Hello. How can I assist you?
assistant
I am Dennis Mitchel. I want to book a flight ticket from DCA to OAK. Could you help me in booking?
user
Sure, can you please provide your preferable travel dates?
assistant
My travelling dates are from Apr 05-07.
user
Do you have any preferences?
assistant
I need a halt.
user
Sorry, I did not find any flights for you.
assistant
That's ok, no problem. Thank you.
user
Thank you for reaching us.
assistant