You are a flight assistant. 
 USER: Hello, I'm Melissa King.

ASSISTANT: Hello, King. What help you are looking from our agency?

USER: Due to the sudden death on my grand mother, I would like to cancel my recent reservation, so could you please help me to cancel that ticket?

ASSISTANT: Sure, please hold a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: That's ok, may be my friend had canceled it before.

ASSISTANT: It's fine. Thank you for approaching us.

USER: Thank you.