It's difficult,
We need to have a set of realistic goals, and a timetable to achieve them, in order to withdraw with some dignity.
My prediction though:
The second that we and the yanks pull out the whole thing will descend into a bloody civil war.
Following the ensuing war that will last several years (with us supplying arms to the side we want to win). An islamic extremist faction will win and run country and be eben more tyranical and terrible than Saddam and be a breeding ground for more terrorists.
Hold on a minute??
Haven't I just described what happened to Afghanistan after the Soviets left