Hello.
user
Hello, how may I help you at this moment?
assistant
I am Ronald Williams. My scheduled examination dates has been postponed, could you please help me with changing my recent reservation?
user
Sure, I will help you. Please wait for a moment.
assistant
Sure, take your time.
user
Sorry, there is no reservation existing on your name.
assistant
That's ok, not an issue. Anyways, thank you for the information.
user
You are welcome, have a nice day.
assistant