DL 736 then DL 847 at Salt Lake City
New Orleans → Salt Lake City → Washington
Timetable, Salt Lake City time
16:32DL 736 from New Orleans at the gate
14:10DL 847 to Washington leaves the gate
21 h 38 apart on the timetable, overnight
DL 847 leaves 21 h 38 after DL 736 arrives on the timetable: more than half a day, so not a connection we count.