DL 2053 then DL 391 at Atlanta
Detroit → Atlanta → Reno
Timetable, Atlanta time
20:24DL 2053 from Detroit at the gate
19:50DL 391 to Reno leaves the gate
23 h 26 apart on the timetable, overnight
DL 391 leaves 23 h 26 after DL 2053 arrives on the timetable: more than half a day, so not a connection we count.