You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I want to cancel my recent reservation, due to sudden demise of my great grandfather. Can you please aid me with cancellation?

ASSISTANT: Sure, I am here to help you. May I know your name please?

USER: Sure, my name is Angela Collins.

ASSISTANT: Thanks for your name, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, no reservation was found on your name to cancel.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.