Hello.
Hello, how may I help you?
I want to change my existing reservation. Could you help me with that?
Sure, may I know your name?
Paul Williams.
Thank you. Please wait for a while, let me check your reservation status in our database.
Ok.
Sorry, there is no reservation found under your name in our database.
That's ok, no problem. Thank you.
You are welcome and thank you for choosing us.