You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my reservation, because my friends already done my reservation with some other airlines. So could you please help me out?

ASSISTANT: Sure, I am glad to help you. May I know your name please?

USER: Sure, I am Steven Davis.

ASSISTANT: Thanks for your name, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, no reservation was found on your name to cancel.

USER: Ok, Thank you.

ASSISTANT: Thank you for choosing us.