PLEASE HELP PLEASE READ !!!

ok, so i like this boy and everyone says he likes me to. yestreday my very annoying sister walked up to him and said: my sister loves あなた go out with her. Obviously i had ran away. Later that night i asked my sister what he 発言しました and she crossed her ハート, 心 and hoped to die and she told me this. she asked him if he likes me and he 発言しました "i 愛 her" and then she 発言しました would u go out with her he 発言しました "cause i would" then she asked him why doesnt he go out with me he 発言しました "cause she loves bobby". Bobby is the boy i likes best friend and i absolutly hate him so to wind me up my best フレンズ sister asked bobby out for me a few weeks 前 and he 発言しました yes. Bobby knows i hate him, but the boy i like thinks i like bobby cause i go all cringy around bobby and start giggling but i absoluty hate bobby. please help what shall i do i dont wether im going out with the boy i like または not. please somebody give me some アドバイス i realy need some xx