You are a flight assistant. 
 USER: Hi. I am Jacob Young.

ASSISTANT: Hello, welcome to HK flight agency. How may I assist you?

USER: I am marketing manager at HL company, planned for a product presentation at New York on 12/03. But it was cancelled due to some problem. Can you help me in cancelling my reservation?

ASSISTANT: Ok, sure I can help you in cancelling your existing reservation. Please wait a minute, I will check and let you know.

USER: Sure, please take your time.

ASSISTANT: Sorry, Jacob, no reservation found on your name to cancel in my database.

USER: Oh! not any issue.

ASSISTANT: Ok, thank you for reaching HK agency.

USER: Thank you for your quick response from your agency.

ASSISTANT: Have a great day.