Hi.
Hello, how may I assist  you today?
My interview has been postponed due to some issues. Can you please change my existing reservation?
Sure, could you please provide your name to proceed further?
Joseph White.
Ok, please wait a moment, let me check your reservation with us.
Sure.
Thanks for waiting, sorry, unfortunately no reservation found with your name.
Ok, it's not a problem. Thanks for your assistance.
Thanks for your interest.