Hi. I am Deborah Lee.
user
Hello, How may I help you today?
assistant
Owing an emergency want to cancel my reservation, can you help me with it please?
user
Sure, I will help you with that.
assistant
   Thank you.
user
Please wait a while.
assistant
Ok.
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
That's fine, thank you for the response.
user
Thank you for choosing us.
assistant