You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher White.

ASSISTANT: How may I help you?

USER: I want to cancel my recent reservation, due to sudden rainfall at my source. Can you please help with this?

ASSISTANT: Christopher White, I am willing to help you for this. Let me check your reservation status in our database.

USER: Sure.

ASSISTANT: Christopher White, I found your reservation and I cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you very much for reaching us.