I am currently looking for a 3 bd 2 bth house between $500-700 I have to move beginning of August.?

I cant afford to pay a security deposit but can spread it out through monthly rental payments... I can pay first mth though... anyone know anyone that can help? looking in the kissimmee, west orlando area... it will be two working adults and 2 small children 4 yrs old and 5 mths... trying to be close to I4 due to my fiance works in Polk County...