Hello.
Hello, how may I aid you today?
I want to change my existing reservation, can you please help me with this?
Sure, I am here to help you with this. May I know your name please?
I am Jerry Mitchell.
Ok, wait for a mean while please.
Sure.
Sorry to say, that there is no reservation found as per your name to change it.
Ok, no problem. Thank you for your information.
Thank you for reaching us.