if your after fully new then yeah it will be a struggle, you should be able to should be able to pick the body up for around £850 well know auction site the 5omm lens usally goes for around £75 70 to 300 around the £150 and the 18 to 105 £125 theres offten a few refurbished lens with warrenty on there,
i would go and try some of the shops and see what your best deal is might be surprised
which way you decied im sure you have fun
look forward to seeing your pics