PLEASE READ I REALLY NEED HELP XX

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 wewe go out with her. Obviously i had ran away. Later that night i asked my sister what he alisema and she crossed her moyo and hoped to die and she told me this. she asked him if he likes me and he alisema "i upendo her" and then she alisema would u go out with her he alisema "cause i would" then she asked him why doesnt he go out with me he alisema "cause she loves bobby". Bobby is the boy i likes best friend and i absolutly hate him so to wind me up my best Marafiki sister asked bobby out for me a few weeks zamani and he alisema 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 au not. please somebody give me some advice i realy need some xx