Hello.
user
Hello, how can I help you today?
assistant
I need to cancel my reservation due to some personal issues. So can you help me with cancellation of my reservation?
user
Let me know your name to check your reservation?
assistant
I am Patrick Perez.
user
Sorry, we found no reservation on your given name.
assistant
No problem, thanks for the information.
user
Thank you for choosing us.
assistant