DL 905 then DL 4955 at Atlanta
Salt Lake City → Atlanta → Montgomery
Timetable, Atlanta time
23:00DL 905 from Salt Lake City at the gate
11:45DL 4955 to Montgomery leaves the gate
12 h 45 apart on the timetable, overnight
DL 4955 leaves 12 h 45 after DL 905 arrives on the timetable: more than half a day, so not a connection we count.