[Help]bet system

[Storm-Hanma]

hello all i create a code which take money from player by command ,but problem is iam creating this for my duel system !

so i want it like won player must take loss player money and lost player can take money of won player by command /betcash playername!

for example ; corey vs amazingcasino 

corey won the duel and amazing lost the duel,now corey will do /betcash amazingcasino [corey will get 5000 and amazingcasino will lost 5000]

i dont want to put code here if u can help  i will pm u code!

thank you!!