Breast implants help !! for all the ladys that have them plsss read?

okay so im 17 years old... and im sick of having no boobs, im not exagerating or anything but really i have no breasts... no shape or form.. and im a big girl.. im 172 cm tall and 87 kg... i dont even have cleavage..and i get really upset and depressed everyday because everyone else has boobs and a nice body... i didnt even go to my year 10 formal.. or any school dances because im so ashamed...and i just got a bf and i dont think i will be having sex with him anytime soon because im so ashamed... i dont wear singlets.. i always wear 2 bra's even though it still looks like i have nothing... and its just making me depressed im always angry.. i dont understand why mine havent or didnt grow.. im half filo half english my mum has boobs and my aunty and uncles on dad side have boobs too, am i sick or something? so anyway i really want to get a boob job when i turn 18... i want to get a C, does the surgery really hurt alot, what does it feel like? is it worth it? (even though i want it so badly) and how long is the healing process? and how long cant you fly for? please tell me your experinces...