You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, What kind of help are you expecting from our side?

USER: I am Patricia Scott. I am planning to cancel my recent reservation, due to health issue. Can you please cancel my ticket?

ASSISTANT: Sure, I can help you in that cancellation.

USER: Thank you.

ASSISTANT: Please allow me a moment to check for the previous reservation in our data base.

USER: Ok, take your time.

ASSISTANT: We are sorry to say that, there is no active reservation found on your name.

USER: That's fine, thank you for your service.

ASSISTANT: Thanks for contacting with us.