You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Rebecca Moore here.

ASSISTANT: Moore, how may I assist you today?

USER: I would like to change my recent reservation which I have done 3 months back, can you change it for me?

ASSISTANT: Sure, wait for a moment please to check your reservation status.

USER: Ok.

ASSISTANT: Moore, in my database I did not found any reservations with your name.

USER: It's ok, thanks for checking my reservation status.

ASSISTANT: Anything else to help you.

USER: No, you have given enough information.

ASSISTANT: My pleasure, have a good day.

USER: Thank you.