Hello, I am Eric Martin.
Hello, how can I help you?
I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can you please help me in changing my recent reservation?
Sure, we are glad to help you. Please wait for few minutes, let me check the information and get back to you.
OK.
Sorry, to inform you that there is no reservation with your name.
OK, no issue. Thank you for the information.
Thank you for choosing us.