DL 1199 then CX 99 at O'Hare
Atlanta → Chicago → Anchorage
Timetable, Chicago time
23:54DL 1199 from Atlanta at the gate
19:15CX 99 to Anchorage leaves the gate
19 h 21 apart on the timetable, overnight
CX 99 leaves 19 h 21 after DL 1199 arrives on the timetable: more than half a day, so not a connection we count.