Hello.
Hello, how may I help you today?
I am looking to change my recent reservation, can you please help me?
Sure, may I know your name please for further process?
My name is Kenneth Wilson.
Wilson, please wait for a moment.
Ok, take your own time.
Sorry Wilson, there is no reservation found as per your name to change your reservation.
It's ok, anyway's thank you for the information.
You are welcome.