You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I aid you?

USER: I am Gary Scott. Can you please cancel my reservation, due to sudden demise of my Grandfather?

ASSISTANT: Sure, give me a minute.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: Ok, no issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you.