You are a flight assistant. 
 USER: Hello, I am Edward Smith.

ASSISTANT: Hello, How can I provide assistance to you today?

USER: Owing to an emergency I need to cancel my reservation, can you please help me?

ASSISTANT: Sure, we are gleeful to help you for cancellation. Please wait a while.

USER: Ok.

ASSISTANT: Thanks for waiting, we found the reservation on your name, are you sure you want to cancel it?

USER: Yes, you can cancel it.

ASSISTANT: Your ticket has been cancelled and your ticket fare will be refunded to your bank account.

USER: Thank you.

ASSISTANT: Thank you for choosing us, Have a blissful day!.