Dishwasher Sign Can MFI Charge Me For A Dishwasher They Forgot To Include In My Brief When I Signed My Contract?

Can MFI charge me for a dishwasher they forgot to include in my brief when I signed my contract? - dishwasher sign

I enrolled in the kitchen yesterday, and asked a dishwasher, he said he had begun, and it is in the schedules and plans that have given us, but forgot to in the calculation. He told us that we pay more for it, right?