You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Myself Anthony Harris. I would like to cancel my  reservation, which is done recently. Can you please help me out?

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you for accepting  my request.

ASSISTANT: Please give me a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry Harris, no reservation found on your name to cancel your reservation.

USER: Ok, not an issue, thank you for your help in searching.

ASSISTANT: Welcome, have a nice day. Thank you for choosing us.