Hello.
Hello, how may I help you?
I want to change my existing reservation, due to some health issue. Can you please help me out?
Sure, may I know your name?
My name is Nicholas Miller.
Thank you. Please wait for a while.
Ok, I will wait for your information.
Sorry, there is no reservation found under your name in our database.
That's ok, thank you for checking.
You are most welcome.