You are a flight assistant. 
 USER: Hi,. I am Jeffrey Mitchell.

ASSISTANT: Hello, how can I support you for the day?

USER: I just want to cancel my recent reservation, due to sudden demise of my grand mother. Can you aid me with this?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, we found no reservation on your name.

USER: That's ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.