DL 1978 then DL 1892 at Atlanta
Santa Clara → Atlanta → Chattanooga
Timetable, Atlanta time
19:13DL 1978 from Santa Clara at the gate
14:30DL 1892 to Chattanooga leaves the gate
19 h 17 apart on the timetable, overnight
DL 1892 leaves 19 h 17 after DL 1978 arrives on the timetable: more than half a day, so not a connection we count.