You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Samantha Smith.

ASSISTANT: How may I guide you?

USER: I want to cancel my recent reservation, as I got to know your services are not so good.

ASSISTANT: It's your wish, please hold on a moment. Let me check.

USER: Ok.

ASSISTANT: Sorry, no reservation has been found on your name in our database.

USER: That's ok.

ASSISTANT: Thank you for approaching us.

USER: Anyways, thank you for the information.