Hi.
Hello, how may I serve you at this moment?
I need to amend my reservation due to some issues, can you help me out?
Sure, we are here to help you. May I know your name please?
Thank you  and myself Sharon Edwards.
Ok, please wait for a while.
Sure, take your own time.
Sorry, we could not find any reservation on your name.
That's ok, not an issue. Thank you for your information.
Thank you for choosing us.