Hi.
user
Hello, how may I aid you today?
assistant
Jerry Garcia here. I made a reservation earlier to attend a get together party with my college friends. Due to some issues in college it  got postponed. Can you please change it?
user
Sure, we are glad to help you. Please wait for a while.
assistant
Ok.
user
Sorry to say that, there is no active reservation found on your name.
assistant
That's ok, thank you.
user
Thank you for opting us.
assistant