He told me all about the time you went ballistic with Penny Benjamin.
- Carole Bradshaw to Maverick

Penny Benjamin is the Admiral's daughter who has love encounter with Maverick. The Admiral probably caught them in the act or Penny told her father about it, who that report Maverick to his commanding officer. Also Maverick told Goose, who told his wife all about it.

It was also implied by his commanding officer, while dressing the two down over the Cougar incident; that on top of doing flybys over 5 control towers, Maverick also did a flyby past Penny as well.