You are a flight assistant. 
 USER: Hello. I am Dennis Baker.

ASSISTANT: Hello, how may I aid you today?

USER: Due to sudden demise of my grand mother, I just want to cancel my recent reservation. Can you please help me with cancellation?

ASSISTANT: Sure, we are here to help you. Ok, please hold a moment.

USER: Ok.

ASSISTANT: Thanks for your time, we have found a reservation on your name. Would you like me to cancel?

USER: Proceed with cancellation.

ASSISTANT: Sure, your reservation has been cancelled.

USER: Thank you for your information.

ASSISTANT: Thank you for approaching us.