You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I want to cancel my ticket due to snow storm in my place.

ASSISTANT: Sure, can you please mention your name?

USER: Kevin Walker here.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Found your recent reservation and successfully cancelled.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.