You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am Shirley Scott.

ASSISTANT: Ok.

USER: Due to some emergency work, I need to cancel my reservation. Can you please cancel my reservation?

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Unfortunately, there is no reservation found on your given name.

USER: Ok, No problem. Thank you.

ASSISTANT: Thank you for approaching us.