DL 854 then DL 996 at Atlanta
Springfield → Atlanta → Los Angeles
Timetable, Atlanta time
18:14DL 854 from Springfield at the gate
07:00DL 996 to Los Angeles leaves the gate
12 h 46 apart on the timetable, overnight
DL 996 leaves 12 h 46 after DL 854 arrives on the timetable: more than half a day, so not a connection we count.