Indent your posts with colons. Like this:
I like bunnies. :Me too. ::So we both like bunnies? :::Yep. Looks that way. ::::Pretty stupid conversaton. :::::Yep. Did I tell you I'm retarded? ::::::No kidding? Me too. :)
I like kittens. :Me too. ::So we both like kittens?
etc. etc.