Hello, I am David Thompson.
user
Hello, How may I amend you today?
assistant
I want to cancel my recent reservation due to my health issue. Can you help me out?
user
Sure, I rapturous to you. Please stay online, I will revert to you.
assistant
Sure.
user
No reservation is existed to cancel your ticket.
assistant
Ok, No issues. Thank you.
user
Thanks for opting us, have a nice day.
assistant