Hello,.
user
Hello. How can I assist you today?
assistant
I am Timothy Davis. 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 allow me a moment to check for the previous reservation.
assistant
Ok.
user
Timothy Davis, there is no reservation found under your name.
assistant
No problem, thanks for the information.
user
You are welcome. Thank you for contacting us.
assistant