You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I support you now?

USER: I am Nicholas Clark.

ASSISTANT: Ok.

USER: I need to attend the birthday function but some issues it has been cancelled, so I need to cancel my recent reservation. Could you please help me in doing that?

ASSISTANT: Ok, I can help you with that. Please wait, let me check the reservation status.

USER: Sure.

ASSISTANT:  Thanks for waiting. Sorry Clark, there is no active reservation found on your name.

USER: No problem, thank you.

ASSISTANT: Thanks for choosing us.