I've spoken to many girls who seemingly have enjoyed my company, but I've never taken only that as a cue to pursue things further. More must happen before I am to try and start something. What that "more" is ... I haven't got the foggiest of an idea. I've never seen it.
I'm not saying be rude or obnoxious, but if you are interested in a lady you just met, it's all about the attraction, be it physical or on a psychological level. You hardly think, "that's my best buddy standing there", well at least, I never have
Ahhh, single life, you give advice that actually works