Hi.
user
Hello, how may I aid you today from my end?
assistant
Can you please help me in booking my flight ticket from DEN to IAH?
user
Sure, I am here to help you out. Please provide me your trip dates.
assistant
My trip dates are Dec 23 and Dec 25.
user
May I know your name to proceed further?
assistant
Myself Matthew Edwards.
user
Do you have any connection limit?
assistant
I need direct flight.
user
May I know your class limit?
assistant
I need economy class ticket.
user
Please allow me a moment.
assistant
Ok.
user
Sorry  Matthew Edwards, there is no flight on your route in our agency.
assistant
Ok, thanks for your information.
user
Thank you for reaching us.
assistant