DL 706 then DL 1267 at Atlanta
Denver → Atlanta → Baltimore
Timetable, Atlanta time
18:01DL 706 from Denver at the gate
15:38DL 1267 to Baltimore leaves the gate
21 h 37 apart on the timetable, overnight
DL 1267 leaves 21 h 37 after DL 706 arrives on the timetable: more than half a day, so not a connection we count.