Please help need new phone?

i am with AT&T/Cingular i have a flip phone now and the front screen is broken it is bleeding ink and you cant see anything it works fine its just the screen is broken i wanted to get the samsung blackjack 2 but i bought the flip phone a 2 months ago therefore using my upgrade so now i need a phone but at at&t i can only buy it for the retail price which is hundreds but i would like to buy it for the discounted price of 99.99 or refurb of 49.99 what should or can i do.