NEEDS VALVE JOB on 1998 Ford Taurus

ONE CYLINDER MISFIRES. A CYLINDER LEAKAGE TEST PROVED #1 CYLINDER HAS LOW COMPRESSION AND LEAKAGE THROUGH INTAKE VALVE. IT WAS RECOMMENDED MY CAR NEEDS A VALVE JOB. CAR IS 1998 FORD TAURUS GL V6 3.0L GAS N U. NEED ESTIMATE ON WHAT COST I SHOULD LOOK FOR AT A MECHANIC.

2 answers
I don't know the answer I'm asking the cost of a valve job due to low compression
how many miles on the car? if mileage is really high you may cause other issues if you redo the top end only. what is the compression on all cyl's?