AM 978 then DL 3104 at Atlanta
Monterrey → Atlanta → Sarasota
Timetable, Atlanta time
10:55AM 978 from Monterrey at the gate
10:48DL 3104 to Sarasota leaves the gate
23 h 53 apart on the timetable, overnight
DL 3104 leaves 23 h 53 after AM 978 arrives on the timetable: more than half a day, so not a connection we count.