You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. By what way can I support you now?

USER: Can you please cancel my recent reservation the name of Christine Miller?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait, let me check your reservation status.

USER: Sure.

ASSISTANT: Thanks for waiting, no active reservation found on your name to cancel it.

USER: Not a problem, thank you.

ASSISTANT: Thanks for your presence.