You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am James Clark. I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation?

ASSISTANT: James Clark, I am here to cancel your ticket. Can I know your name to check with the status? James Clark, your reservation is found in our database and your ticket is cancelled.

USER: Thank you.

ASSISTANT: Thank you for reaching us.