Hello.
Hello, how can I help you today?
I made a reservation earlier, but due to some personal issues I want to change my existing reservation. Can you please help me to change my reservation?
Sure, may I know your name please?
Sure, I am Dennis Perez.
Ok, please wait for a moment.
Sure.
Sorry, no reservation found with your name.
Ok, Thank you for providing information.
Thank you for opting us.