AA 3852 then K4 996 at O'Hare
Chattanooga → Chicago → Anchorage
Timetable, Chicago time
11:10AA 3852 from Chattanooga at the gate
03:45K4 996 to Anchorage leaves the gate
16 h 35 apart on the timetable, overnight
K4 996 leaves 16 h 35 after AA 3852 arrives on the timetable: more than half a day, so not a connection we count.