I WANT TO DATE HIM? HOW?

So I'm sortof i shy person. I'm 5'1. 98 pounds. Medium brown eyes. Dark brown hair. Asian/White.He knows i like him. He told me he "Kinda" likes me. How will i make him think i want more? Like dating. Hes kinda a flirt. So f i flirt he'll prolly flirt back..SO WHAT DO I DO? im confusd...