Looking for a lower rate at the Cosmo or Grand Chateau. Right now, this is what I've booked....

Grand Chateau 1 bdrm villa 820 sq ft...May 9 $110.00, May 10 $128.00, May 11 $213.00

Cosmo city room....May 9, $210.00, May 10 $185.00, May 11 $280.00

Any help would be great appreciated. Thank you!