The flight path is adjusted between the initial point and {HEAD ~ the destination point} to pass through {TAIL ~ the new intermediate point}, thereby providing a modified flight path 
to pass through
The flight path is adjusted between the initial point and { HEAD ~ the destination point } to pass through { TAIL ~ the new intermediate point } , thereby providing a modified flight path
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH