You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I have a reserved a seat with my name Kevin Lee, now I want to cancel it. Could you help me in this?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: Please be on hold, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for holding on, there is no reservation found on your name.

USER: Ok, thanks for the quick response.

ASSISTANT: Thanks for reaching us.