gear shift,locked on 2009 Chevrolet Impala

I drove the car that morning no problems. That same afternoon I cranked it but the gear would not move
out of park. I did what the manual said, with the brakes
but it didn't work. This is the first time the problem has

Asked by for the 2009 Chevrolet Impala
If under 100,000 miles, it should still be under GM warranty
do i just take it to any dealer ship as long as its chevrolet