You are a flight assistant. 
 USER: Hello, I am Scott Carter.

ASSISTANT: Hi, Scott. How can I help you?

USER: I have done a mistake while booking a flight ticket so, I want to cancel my recent reservation.

ASSISTANT: Sure. Wait for a moment,let me check.

USER: Ok.

ASSISTANT: Sorry Scott,we did not find any reservation on your name. Thank you for reaching us.

USER: Ok, no issues. Thank you for your response.

ASSISTANT: You are welcome.