AM 21 then FR 3009 at Madrid
Mexico City → Madrid → Milan
Timetable, Madrid time
15:40AM 21 from Mexico City at the gate
06:45FR 3009 to Milan leaves the gate
15 h 05 apart on the timetable, overnight
FR 3009 leaves 15 h 05 after AM 21 arrives on the timetable: more than half a day, so not a connection we count.