Have you got(ten) a boyfriend? 彼氏できたかい←彼氏ができたかい 彼氏<かれしkareshi>boyfriend＋がa nominative particle＋できた<出来たdekita>was able to/was built/got、かいa casual interrogative sentence-final particle(used by men)

that means "Do you get a boyfriend?" Pretty simple one!