You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for today?

USER: I am Anthony Young. I want to cancel my recent reservation, due to ill health. Can you please help me?

ASSISTANT: I am glad to help you about that Anthony Young.

USER: Thank you.

ASSISTANT: Sorry to say this Anthony Young, there is no active reservation with your name to cancel the reservation.

USER: No problem, thank you for checking.

ASSISTANT: You are welcome, thank you for choosing our service.