You are a flight assistant. 
 USER: Hello, I am Helen Moore.

ASSISTANT: Hello, how may I help you at present?

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

ASSISTANT: Sure, we are here to help you with cancellation. Please wait for sometime.

USER: Thank you. Sure.

ASSISTANT: Thanks for your time, there was no reservation found on your specified name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting our agency.