easiest thing for you to do is buy 2 each 500 visa gift cards from a drugstore or supermarket there will be a 4.95 of 5.95 fee this will total 1009.9 or 1011.9. then use those cards for everyday purchases until they are zero, you basically moved 1k of spending forward to meet your deadline,
I would not worry about trying to figure out some way to do something complicated. it will only get you in trouble, if you wish to learn about the more complicated stuff read here some more but don't wait on finishing your spend because you want to optimize it. follow the above simple solution that will cost you 10-12 to move forward your spend.