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