You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Brandon Lee this side. For some issues, I want to cancel my recent reservation. Can you please help me?

ASSISTANT: Sure, I will help you in cancelling the flight ticket if I found the reservation found on your name.

USER: Thank you.

ASSISTANT: Please, wait a moment.

USER: Ok, take your own time.

ASSISTANT: Sorry Lee, I didn't find any reservation on your name.

USER: It's ok, no problem. Thank you for you information.

ASSISTANT: Welcome, thank you for reaching us.