Hello.
user
Hello, how may I help you?
assistant
I want to change my existing reservation due to sudden postpone of my business meeting. Can you help me with that?
user
Sure, may I know your name?
assistant
I am Dorothy Hill.
user
Wait a minute.
assistant
Sure.
user
Sorry, there was no reservation found on your name.
assistant
Ok, no problem. Thank you for your response.
user
Thank you for choosing us.
assistant