Hello.
user
Hello, how can I assist you today?
assistant
My name is Mary Lee, I want to cancel my reservation due to health issues.
user
Sure, we are gleeful to help you for cancellation. Please wait a while.
assistant
Sure.
user
 Thank you for waiting. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.
assistant
Not an issue, thank you for your service.
user
Thank you for choosing us.
assistant