DL 1668 then DL 9970 at Atlanta
Indianapolis → Atlanta → Los Angeles
Timetable, Atlanta time
22:00DL 1668 from Indianapolis at the gate
17:01DL 9970 to Los Angeles leaves the gate
19 h 01 apart on the timetable, overnight
DL 9970 leaves 19 h 01 after DL 1668 arrives on the timetable: more than half a day, so not a connection we count.