The Secretary: Trump's Imaginary FriendHe created a female persona just to compliment himself.

From the show

Trump's Untold Playbook

Discover the bizarre story of 'Carolin Gallego', a secretary who seemingly only existed to sing Donald Trump's praises. In 1992, a letter appeared in a magazine defending Trump's character, supposedly from a female employee. The only problem? No one by that name ever worked for him. This reveals the lengths he would go to in order to control his public image, even if it meant inventing a person to do it.