You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: My name is Samantha Roberts, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure, please allow me a moment to check for your previous reservation status is active or not.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting.

USER: Ok.

ASSISTANT: Sorry to say, there is no active reservation have been found under your name in our database to cancel it.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.