Hello.
user
Hello, how can I aid you?
assistant
I am planning to change an existing reservation,due to health issue. Can you please help me out?
user
Sure, may I know your name?
assistant
My name is Angela Thomas.
user
Ok, please wait a minute.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
That's fine, thank you for your service.
user
Thank you.
assistant