Hello, I am Carol Adams.
user
Hello, how can I help you?
assistant
Due to Some reasons, my plan to visit a function has been postponed. I want to change an existing reservation. Can you help me out?
user
OK, please wait a moment.
assistant
OK.
user
Thanks for waiting, no reservation is found with your name.
assistant
OK, Thank you.
user
Thank you, for connecting us.
assistant