PickUp consists

Hi,
I am trying to instruct a loco(My Own), to pickup consists from a certain location and then move on to another location and then dropOff there,but i am stuck as i don't know how to do so. Can anyone please instruct me on how to do it. thank You
I am trying to instruct a loco(My Own), to pickup consists from a certain location and then move on to another location and then dropOff there,but i am stuck as i don't know how to do so. Can anyone please instruct me on how to do it. thank You