You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Samantha Hall here. Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, I will help you in cancelling your reservation.

USER: Thanks.

ASSISTANT: Please allow me a moment to check for your status.

USER: Ok, I will wait.

ASSISTANT: Thank you for waiting.

USER: My pleasure.

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

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.