You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me to cancel my recent reservation?

ASSISTANT: Sure, can I know your name please?

USER: Yes, my name is Jeffrey Scott.

ASSISTANT: OK, wait for a moment.

USER: OK.

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

USER: OK, thank you.

ASSISTANT: Thank you, for consulting us.