You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I have reserved a flight ticket in the last week but now I am unable to travel. Can you please help me to cancel the ticket?

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

USER: Thank you.

ASSISTANT: Can I have your name please to check your reservation status?

USER: My name is Timothy Lopez.

ASSISTANT: Ok, please be on hold for a moment.

USER: Ok, take your time.

ASSISTANT: Sorry Timothy Lopez, no reservation has found under your name to cancel.

USER: That's not an issue. Thank you for checking my ticket status.

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