AM 978 then DL 1562 at Atlanta
Monterrey → Atlanta → Orlando
Timetable, Atlanta time
10:55AM 978 from Monterrey at the gate
23:05DL 1562 to Orlando leaves the gate
12 h 10 apart on the timetable
DL 1562 leaves 12 h 10 after AM 978 arrives on the timetable: more than half a day, so not a connection we count.