control keyboard using voice

create a virtual keyboard using matlab gui and control it by voice (e.g direction control left, right,up,down) same as tv keyboard . also put shortcuts for control hardware (e.g "AC" shortcut for open ac) that the light will on in the arduino .i have the the code for control. and i won't honest person that will complete my project perfectly in time . "i need it in 2-3 days "