Hi.
user
Hello. How can I aid you?
assistant
I am Dennis Mitchell.
user
Ok.
assistant
 I want to book a flight to Denver to bring back my certificates from my university, can you help me in my booking?
user
Sure, I can help you.
assistant
Ok.
user
Can I know your travelling dates?
assistant
My journey dates are from 11/13 to 11/15.
user
Please share me your nearest airport codes.
assistant
My journey airport codes are from IAH to DEN.
user
We found a  Delta airline, flight number:1000 and the price is 100.
assistant
Proceed with my booking.
user
Your flight ticket has been reserved.
assistant
Thank you for your help.
user
Thank you for contacting us.
assistant