The classic version existed in many versions from 2004 until 2011.
One place you can find it is at http://www.funny-games.biz/dating-simulator.html This looks to be version 5. (warning NSFW site)
Here is a mirror based in Russia: http://www.doodoo.ru/flash/ariane/dateariane/default.htm
Here’s another: http://www.jo-jo.net/ariane/start This looks like version 4.
You can also download the HTML files and pictures here.
You will then be able to run it offline though you may need to follow instructions here