You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like cancel my flight ticket because of some issue is going on my destination location, Can you help me out?

ASSISTANT: Sure, I will help you in cancelling you ticket. May I know your name?

USER: Myself Kevin Parker.

ASSISTANT: Sorry Parker, there is no reservation found with your name to cancel the reservation.

USER: That's ok, no problem.

ASSISTANT: Thank you for contacting us.

USER: Welcome, thank you for your help.