DL 763 then DL 1634 at LAX
Atlanta → Los Angeles → Chicago O'Hare
Timetable, Los Angeles time
19:55DL 763 from Atlanta at the gate
17:59DL 1634 to Chicago O'Hare leaves the gate
22 h 04 apart on the timetable, overnight
DL 1634 leaves 22 h 04 after DL 763 arrives on the timetable: more than half a day, so not a connection we count.