DL 706 then DL 2823 at Atlanta
Denver → Atlanta → Panama City Beach
Timetable, Atlanta time
18:01DL 706 from Denver at the gate
12:32DL 2823 to Panama City Beach leaves the gate
18 h 31 apart on the timetable, overnight
DL 2823 leaves 18 h 31 after DL 706 arrives on the timetable: more than half a day, so not a connection we count.