How can I get my hair like this (picture in description)?

I’ve wanted to do this for a reallyyyyy long time and I have no idea how! please help!
Here it is! : https://www.google.com/imgres?imgurl=https://www.totalhair.net/hair-styles/Celebrity-Hairstyles-Women/Hilary-Duff/Hilary-Duff-61.jpg&imgrefurl=https://www.totalhair.net/hair-styles/gallery-photos/Celebrity-Hairstyles-Women/Hilary-Duff/1/1992/hairstyles.html&usg=__ftZAwJmwOxZ1xjaXeDJwl4VJ0A4=&h=400&w=265&sz=23&hl=en&start=0&tbnid=u8LZ19KBnV0syM:&tbnh=164&tbnw=109&prev=/images%3Fq%3Dhilary%2Bduff%2Bwavy%2Bhair%26um%3D1%26hl%3Den%26sa%3DN%26biw%3D1280%26bih%3D683%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=573&vpy=88&dur=894&hovh=276&hovw=183&tx=106&ty=114&ei=H_9aTLH6AsH58Aa77KyDAg&oei=H_9aTLH6AsH58Aa77KyDAg&esq=1&page=1&ndsp=24&ved=1t:429,r:3,s:0