Hello.
user
Hello, how can I help 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, we are happy to help you. Please let me know your good name to proceed further.
assistant
I am Dorothy Roberts.
user
Sorry, there is no active reservation on your name in our records.
assistant
No problem, thanks for the information.
user
Thank you for contacting us.
assistant