Hi,.
user
Hello, how can I help you today?
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
Sure, please wait a moment.
assistant
Sure.
user
May I know your name?
assistant
I am Charles Taylor.
user
Sorry to say, no reservation found with your name.
assistant
Ok, no issues. Thanks for the information.
user
Thanks for reaching us.
assistant