You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to cancel my recent reservation, due to some health issue. Can you help me?

ASSISTANT: Sure, I am happy to help you with the ticket cancellation. Can I know your name please?

USER: Thank you for accepting my request. I am Kathleen Miller.

ASSISTANT: Ok, please give me a minute. I will check the ticket status and get back to you.

USER: Sure, I will wait for a minute.

ASSISTANT: Sorry to inform you that, there is no active reservation on your name to cancel the ticket.

USER: Ok, not an problem. Thank you for your information.

ASSISTANT: You are welcome. Thank you for opting us.