You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: Sure, may I know your name for the cancellation process?

USER: Myself Frank Roberts.

ASSISTANT: We found your reservation for the cancellation. Are you sure for this cancellation?

USER: You can cancel it.

ASSISTANT: Your cancellation is done.

USER: Thank you.

ASSISTANT: Welcome, thank you for reaching us.