UA 2802 then K4 996 at O'Hare
Houston → Chicago → Anchorage
Timetable, Chicago time
10:10UA 2802 from Houston at the gate
04:15K4 996 to Anchorage leaves the gate
18 h 05 apart on the timetable, overnight
K4 996 leaves 18 h 05 after UA 2802 arrives on the timetable: more than half a day, so not a connection we count.