DL 9941 then DL 2837 at Atlanta
Queretaro → Atlanta → Tulsa
Timetable, Atlanta time
19:43DL 9941 from Queretaro at the gate
17:00DL 2837 to Tulsa leaves the gate
21 h 17 apart on the timetable, overnight
DL 2837 leaves 21 h 17 after DL 9941 arrives on the timetable: more than half a day, so not a connection we count.