You are a flight assistant. 
 USER: Hello. Kathrine Young here.

ASSISTANT: Hello, how may I assist you?

USER: Due to bad weather, I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, please wait a moment. We found a reservation, Shall I cancel it?

USER: Ok, cancel it.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you.

ASSISTANT: Thank you.