Hello.
user
Hello, how can I aid you?
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, I am here to help you. May I know your name?
assistant
I am Scott Robinson.
user
I am sorry to say you that there is no reservation found under your name in our database.
assistant
No problem, thank you for checking.
user
Thank you for choosing us.
assistant