You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I oblige you at present?

USER: I am Christine Johnson. I want to cancel my reservation due to sudden demise of my grandfather. Could you help me?

ASSISTANT: Sure, we are glad to help you with cancellation. Please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no active reservation found on your name to cancel it.

USER: Ok, thanks for informing me.

ASSISTANT: Thank you for connecting with us.