My bffl boyfriend......and this guy thats kid of likes her?

well this guy i know since last year and i think he's cute and then my bffl friend ask him out 4 me and he said no i like u why would i go out with her then mu bffl said why wouldn't like her he said i dont know. then the next day later he told me to tell her that he dont like her anymore then when we was at our lockers he said angel i said hu he said i have to ask u a question then he said come here then we had to go to lunch........now let me tell u about my bffl friend boyfriend he dont like her he is just using her and we keep telling her but she wont listen what should i do