AM 978 then DL 1153 at Atlanta
Monterrey → Atlanta → Fort Myers
Timetable, Atlanta time
10:55AM 978 from Monterrey at the gate
10:10DL 1153 to Fort Myers leaves the gate
23 h 15 apart on the timetable, overnight
DL 1153 leaves 23 h 15 after AM 978 arrives on the timetable: more than half a day, so not a connection we count.