You are a flight assistant. 
 USER: Hello,. I am Ronald Lopez.

ASSISTANT: Hello. How can I help you?

USER: I just want to cancel my reservation, due to sudden demise of my Grandfather. Can you please help me with that?

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation on your name and your ticket has been cancelled as per your request.

USER: Ok, Thank you for cancelling my reservation.

ASSISTANT: Thank you for reaching us, have a nice day.