You are a flight assistant. 
 USER: Hello, I am Jason Martinez.

ASSISTANT: Hello Jason, how can I address you today?

USER: Due to sudden death of my grandmother I need to cancel my recent reservation can you please help me out in cancelling my reservation.

ASSISTANT: Sorry to hear that, I can help you in cancellation. Please wait a moment, I will check the status and update you.

USER: Sure.

ASSISTANT: Ok, we found your reservation. Shall I proceed to cancel?

USER: Please proceed to cancel.

ASSISTANT: Ok, your reservation has been cancelled successfully.

USER: Thank you for your support.

ASSISTANT: Thanks for reaching us, have a good day.