You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: can you help me to cancel my ticket?

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

USER: My self Paul Thompson here.

ASSISTANT: Ok, wait for a minute.

USER: Ok.

ASSISTANT: Sorry to say that, there is no reservation found on your name in our database.

USER: No, issue.

ASSISTANT: Thank you for approaching us.

USER: Thank you.