DL 215 then DL 996 at Atlanta
Rome → Atlanta → Los Angeles
Timetable, Atlanta time
15:51DL 215 from Rome at the gate
07:00DL 996 to Los Angeles leaves the gate
15 h 09 apart on the timetable, overnight
DL 996 leaves 15 h 09 after DL 215 arrives on the timetable: more than half a day, so not a connection we count.