Hi.
user
Hello, how can I assist you for the day?
assistant
Due to sudden change of my business meeting because of some technical problem, I need to change my reservation so can you help me with that?
user
May, I know your good name?
assistant
I am Joseph Scott.
user
Please wait for a moment.
assistant
Sure.
user
Sorry, we found no reservation on your given name.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant