Hello.
user
Hello. What can I do for you?
assistant
I'm Charles Hall. My business meeting has been postponed, so I would like to change my existing reservation. Can you please help me with that?
user
Sure, give me a minute?
assistant
Sure.
user
I am sorry to say that there is no reservation found.As per your name.
assistant
No problem. Thank you for checking.
user
Welcome.
assistant