Hey...!!! weight loosing tips guys!!?

heyo........ m 17...a school goin student who doesn`t get much tym to exercise....but want to reduce weight maximum by july for a much awaited function......want to luk perfect in da function being da youngest der..m 53 kgs......my THIGHS n HIPS r really heavy n a bit of my lower ab tooo......plz do suggest me sumthing...i hope u guys understand n provide da best n suitable suggestions.....!