You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you at this moment?

USER: I have to cancel my flight ticket booking due to storm effect in that region, can you please help me in cancellation process?

ASSISTANT: Sure, I am here to help you with that.

USER: Thanks for considering my request.

ASSISTANT: May I know your full name?

USER: Sure, my name is Kevin Thompson.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: I have successfully cancelled your ticket.

USER: Thank you.

ASSISTANT: Thank you for approaching us.