You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Due to sudden demise of my great grandfather, I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, can I know your name please?

USER: My name is Katherine Scott.

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

USER: Ok, no problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you for the information.