You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you at this moment?

USER: I am Virginia Harris, I want to change my reservation as my plan to visit Atlanta for hiking is cancelled. Can you change my reservation?

ASSISTANT: Sure, please hold on a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, no reservation was found on your name in our database.

USER: Ok, thank you for the details.

ASSISTANT: Thank you for availing us.