You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I want to cancel my recent reservation, Can you please help me in that?

ASSISTANT: Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: Can I have your name to check the reservation list?

USER: My name is Scott Green.

ASSISTANT: Ok, give me sometime.

USER: Sure.

ASSISTANT: Thank you for waiting, I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Ok, that's not a problem. Thank you.

ASSISTANT: Thank you for approaching us.