From Craigslist, of course:
Beautiful Persian girl waiting for L (my friend got sick) - m4w - 29 (East Village)
Date: 2010-09-26, 11:26AM EDT
We started talking and kind of hit it off. Then we got on the subway car and my friend got sick. Obviously it was just strait up awkward / inappropriate to ask for you number. I remember your name, job etc... so we'll leave that as confirmation if you actually end up reading this and replying.