NG SLOT SUCKS. BUT YOU WILL NEED TO ALMOST CERTAINLY KNOW MORE ABOUT IT THAN THAT.

Typically, Airways have to actually run the flight for which they're granted a slot to be able to take care of the slot. In a few cases, Airways submit features into the federal government, plus the DOT evaluates and awards the slots centered on elements much like the profit to people, Competitiveness between airlines and connectivity for traveler