You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Cynthia White.

ASSISTANT: Yes White, what can I do for you?

USER: Due to sudden death of my grand father, I want to cancel my reservation, can you please help me?

ASSISTANT: Sure, I'm happy to help you. Please, hold on for a while. Let me check.

USER: Sure.

ASSISTANT: Sorry White, there are no flight tickets booked on your name.

USER: That really sad to hear.

ASSISTANT: Thank you for choosing us. Have a good day.

USER: Thank you for the help.