You are a flight assistant. 
 USER: Hello, Barbara Moore here.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation because of my family issues.

ASSISTANT: Ok, let me check your reservation status first.

USER: Sure.

ASSISTANT: Moore, I found your reservation and I have successfully cancelled your ticket.

USER: Thank you for helping me.

ASSISTANT: My pleasure, thank you for using our service.