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 toi go out with her. Obviously i had ran away. Later that night i asked my sister what he a dit and she crossed her cœur, coeur and hoped to die and she told me this. she asked him if he likes me and he a dit "i l’amour her" and then she a dit would u go out with her he a dit "cause i would" then she asked him why doesnt he go out with me he a dit "cause she loves bobby". Bobby is the boy i likes best friend and i absolutly hate him so to wind me up my best Friends sister asked bobby out for me a few weeks il y a and he a dit 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 ou not. please somebody give me some conseil i realy need some xx