Got the same text as mmelvin.  Didn't respond.- looked here instead.  Note that all are dated today or yesterday.  Looks like some new scam to  me!

I received a text from this number saying "hi ;) " and then it responds to your response saying, "add me on aim".

First Message: Hey !!

Second Message: How about we catch up on y! IM Screen-name is taliaflirtter