Hi. My name is Edward Lee.
user
Hello, how can I serve you today?
assistant
I have made a reservation earlier to attend my schoolmates gathering. unfortunately it got postponed to next month. So can you please change my existing reservation?
user
Sure, please wait for a moment.
assistant
OK.
user
Thank you for your time. Unfortunately no reservation found on your name.
assistant
OK, thanks for your kind reply and information.
user
Thank you for choosing us.
assistant