Im pretty girl but i never had bf n i tink i need help?

im 19 yo girl n most ppl say i have great body n pretty face im tall n have full lips my point is i stand out ugually n always get ppl s attention when im walking in the street or at the bar but i just cant get a bf n i never had a bf n i have all this issues probs n i feel like if i had bf 2 talk n hug n sum1 to kiss n say its ok i kno it sound so desperete n its really hard 4 me 2 admit it but im giving up n i can find a guy who would love 2 have with me but i cant never find some1 2 love me either i don like them bcuz they losers or they dont want me 2 be theyre gf but they wanna have with me n must guys tink im a slut but im not n im not even that good at n i just hate how ppl take me so low im really better person than they tink i am but i do have low self esteem n it probably dosent make sence but i just need 2 tell it to sum1 n i even though bout going to psychologist but then i though then i will really belive that i am fkn phsyco n need help n im scared i need freind or idk is this sound crazy ppl pls be honest tell me what u tink ??