Dallas Cowboys quarterback Dak Prescott and his former fiancée Sarah Jane Ramos departed McKinney National Airport on a private jet bound for Miami on Friday, June 19, 2026, accompanied by their two young daughters and a nanny. Photos obtained by TMZ Sports captured the group boarding around 11:45 a.m. local time. The timing places the trip ahead of Father’s Day weekend, and Ramos’ Florida background opens the possibility of extended family plan…