Dont bang yourself in the head mate, we all been there. All you need is to build your confidence. And like many things in life, it comes with practice and experience. Im working on it, it's a working progress, baby steps but I WILL get there cos Im awesome. And you will get there cos you are awesome too. And it does help if you good looking like u said you are . In answer to your question, YES she seems interested. Next time you see a hot girl looking at you, go over to her and say "it is rude to stare without introducing yourself"...!! MAGIC!!