DL 1634 then AA 5048 at O'Hare
Los Angeles → Chicago → Cleveland
Timetable, Chicago time
23:55DL 1634 from Los Angeles at the gate
22:00AA 5048 to Cleveland leaves the gate
22 h 05 apart on the timetable, overnight
AA 5048 leaves 22 h 05 after DL 1634 arrives on the timetable: more than half a day, so not a connection we count.