AA 1038 then BR 643 at O'Hare
Charlotte → Chicago → Anchorage
Timetable, Chicago time
12:22AA 1038 from Charlotte at the gate
11:55BR 643 to Anchorage leaves the gate
23 h 33 apart on the timetable, overnight
BR 643 leaves 23 h 33 after AA 1038 arrives on the timetable: more than half a day, so not a connection we count.