You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you now?

USER: My grandfather got demise last day, so I want you to cancel my reservation.

ASSISTANT: Ok, may I know your name?

USER: Sure, I am Linda Phillips.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, no reservation has been registered with us on your name to cancel.

USER: Not an issue, thank you for your information.

ASSISTANT: Thanks for reaching us.