You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Rebecca Moore.

ASSISTANT: Moore, how may I aid you today?

USER:  I have an earlier reservation to sign a new contract with my client, due to some problems it got postponed. So I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I will help you with that, please hold on for a moment to check your reservation status.

USER: Sure. I will stand by.

ASSISTANT: Moore, there is no any active reservation with your name in my database.

USER: No issue, thank you for checking.

ASSISTANT: It's my pleasure.