Hi.
user
Hello, how may I help you?
assistant
I need your help in cancellation of  reservation, as my visit to the White House has been cancelled.
user
Sure, please hold on.
assistant
Ok.
user
Can I know your name?
assistant
Shirley Harris is my name.
user
Sorry, no reservation found on given name.
assistant
No problem. Thank you for your information.
user
Thank you for reaching us.
assistant