Hello.
user
Hello. How can I render you?
assistant
 I am Frank Gonzalez want to cancel my reservation due to change of plan in my vacation trip.
user
Ok. Thanks for providing your name. I have checked with reservation, your name is found. May I proceed to cancel?
assistant
Yes, cancel my reservation.
user
Your ticket is cancelled.
assistant
 Thank you for your help.
user
Thanks for choosing us, have a nice day.
assistant