Applescript to return name of new file added to folder
This should work for you

on adding folder items to theFolder after receiving theNewItems
    delay 20 -- ALLOW MULTIPLES TO BE ADDED BEFORE PROCESSING - OPTIONAL
    set filesAdded to {}
    tell application "Finder" to set folderName to name of folder theFolder
    repeat with i from 1 to count of theNewItems
        set thisItem to item i of theNewItems
        tell application "Finder"
            set FileName to name of thisItem
            set end of filesAdded to (FileName &amp; linefeed)
        end tell
    end repeat
    activate
    display alert "New Items Added!" message (("These Files Have Been Added To " &amp; theFolder) &amp; linefeed &amp; linefeed &amp; filesAdded as string)
end adding folder items to