DL 1836 then DL 1892 at Atlanta
Punta Cana → Atlanta → Chattanooga
Timetable, Atlanta time
19:42DL 1836 from Punta Cana at the gate
14:30DL 1892 to Chattanooga leaves the gate
18 h 48 apart on the timetable, overnight
DL 1892 leaves 18 h 48 after DL 1836 arrives on the timetable: more than half a day, so not a connection we count.