You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Kevin Williams. I want to cancel my recent reservation due to sudden demise of my granny.

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Sorry to say that. There is no reservation found on your name.

USER: No issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you.