You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Pamela Hernandez.

ASSISTANT: How can I be your helping hand for the day?

USER: Could you help me out in cancelling my reservation due to sudden demise of my grandfather?

ASSISTANT: Sure. Thanks for waiting. I did not find any reservation on your name to cancel.

USER: No problem, thank you for the information.

ASSISTANT: Thank you.