Nautilus has a very handy Copy to and Move to menus.
How can I add my own directories to those menus?
You can use Nautilus Scripts to have "Copy To" and "Move To" in right click menu. This is not exactly what you want, But a workaround.
What are Natilus Scripts?
Scripts are typically simpler in operation than full Nautilus extensions and can be written in any scripted language capable of being executed on your computer.
How to use?
Using Nautilus Scripts is very easy, You don't have to install any extra package. Just download the scripts and place them inside Nautilus Scripts folder that's it.
Follow these steps to setup "Copy To" and "Move To" in Nautilus right click menu.
To make both files executable right click on each one and select properties, Under "Permissions" tab enable "Allow executing file as program". That's it!
More Nautilus Scripts:
You can download many useful Nautilus scripts from hare.
smb://dir/name/
. How to modify this script to copy the selection and get tray notification when copied?
It looks like there is no official way do it now.
It only exists as an idea: