Cant Get Over My Ex Help Me :)?

I loved my ex, and i miss her badly i kissed her once but my friends just kept pushing me to french kiss her i wish i could have a second chance and so she dumped me by text and said i would like to stay friends but i just cant get over it if im so in love with someone i neva let go of them. I Know This sounds stupid we were only going out for 2 days but i was crazy about her the first time i laid eyes on her and i doubt there will be a second chance :( btw im 13