You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you for the day?

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

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: Please wait for a moment, let me check your previous reservation status.

USER: Sure, take your own time.

ASSISTANT: There is no active reservation found with your name in our database to cancel it.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for reaching us, have  a great day.