DL 2925 then DL 711 at Atlanta
Mobile → Atlanta → Las Vegas
Timetable, Atlanta time
20:35DL 2925 from Mobile at the gate
17:15DL 711 to Las Vegas leaves the gate
20 h 40 apart on the timetable, overnight
DL 711 leaves 20 h 40 after DL 2925 arrives on the timetable: more than half a day, so not a connection we count.