You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Edward Gonzalez. I want to cancel my recent reservation, due to sudden demise of my grandfather. Can you please help me?

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you.

ASSISTANT: Please give me a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry, no reservation found on your name to cancel your reservation.

USER: That's ok, no problem. Thank you for checking.

ASSISTANT: Welcome, have a nice day.