You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, In what way shall I assist you for the day?

USER: Can you help me in cancel my reservation?

ASSISTANT:  Sure, may I know your good name?

USER: I am Nicole Wilson.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: That's ok thank you very much.

ASSISTANT: Thank you for choosing us.