AA 9909 then K4 998 at O'Hare
Waterloo → Chicago → Anchorage
Timetable, Chicago time
17:10AA 9909 from Waterloo at the gate
10:10K4 998 to Anchorage leaves the gate
17 h apart on the timetable, overnight
K4 998 leaves 17 h after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.