Hello. I am Deborah Harris.
user
Hello, how may I serve you at this moment?
assistant
I am planning to change an existing reservation, due to health issue.
user
Sure, I will help you. Please wait for a while.
assistant
Can you please change my reservation?
user
Yes, definitely. Please wait for a while.
assistant
Sure.
user
Sorry, there is no reservation existing on your name.
assistant
That's fine, thank you for your service.
user
You are welcome, have a nice day.
assistant