Click Assign to Existing Trip. The Assign Loads to Existing Trip screen is displayed.
Select a trip.
Click Submit/Finish or Submit/Manage Trip. The loads are attached to the selected trip. Loads are appended at the end of the itinerary for the selected trip.
From Transportation Smartbench:
Run a search to populate a load view.
Select the required loads.
Drag and drop to move loads in Transportation Smartbench.