Hello.
user
Hello. How can I help you?
assistant
I want to change my existing reservation, because of some health problems.
user
Ok, please tell your name for checking of the reserved details?
assistant
Sure, my name is Donna Adams here.
user
Sorry, there is no reservation on your name.
assistant
That's fine.
user
Thank you and have a nice day.
assistant
You are welcome.
user