After everything is in place, now comes the billing for the transportation. To go to billing, hover your mouse over billing -> TAT.
Click on the TAT will take you to a page that will display all the driving activities for a particular set of days.
You may have to go through each single date to do the billing. Click on create billing blue button to start with. This will also create a encounter form for you and will create a superbill for each single day. Before you go ahead with check if the insurance linked to the client has the transportation fee in it.