You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you today?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you please help me?

ASSISTANT: Sure, can I have your name please?

USER: Sure, myself Anthony Lee.

ASSISTANT: Ok, we found a reservation on your name.

USER: Ok.

ASSISTANT: Would you like me to cancel?

USER: Yes, please cancel it.

ASSISTANT: Ok, your ticket has been cancelled.

USER: Thanks for your helping hand.

ASSISTANT: Thank you for choosing us.