AA 1051 then DL 2597 at Atlanta
Charlotte → Atlanta → Montréal
Timetable, Atlanta time
10:09AA 1051 from Charlotte at the gate
09:00DL 2597 to Montréal leaves the gate
22 h 51 apart on the timetable, overnight
DL 2597 leaves 22 h 51 after AA 1051 arrives on the timetable: more than half a day, so not a connection we count.