What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Southwest airlines flight 1018, a Boeing 737 enroute from baltimore, Maryland to chicago, Illinois, experienced flap problems. The aircraft could not make the approach to chicago-midway. The crew requested to be diverted to Indianapolis. During enroute to Indianapolis, the aircraft had a loss of b hydraulic system. The aircraft contacted chicago ARTCC and declared an emergency. The aircraft landed on runway 5L at 1714Z without incidents. Emergency equipment was dispatched at the runway. The aircraft taxied to the gate and de-boarded the passengers. Local maintenance was dispatched and discovered a leaking pressure line to the #2 engine hydraulic pump. Southwest airlines dispatched maintenance from chicago (mdw) station with parts. The pressure line and the #2 hydraulic engine driven pump were replaced. Aircraft was repaired and returned to service.
As the FAA filed it
(-23) SOUTHWEST AIRLINES FLIGHT 1018, A BOEING 737 ENROUTE FROM BALTIMORE, MARYLAND TO CHICAGO, ILLINOIS, EXPERIENCED FLAP PROBLEMS. THE AIRCRAFT COULD NOT MAKE THE APPROACH TO CHICAGO-MIDWAY. THE CREW REQUESTED TO BE DIVERTED TO INDIANAPOLIS. DURING ENROUTE TO INDIANAPOLIS, THE AIRCRAFT HAD A LOSS OF B HYDRAULIC SYSTEM. THE AIRCRAFT CONTACTED CHICAGO ARTCC AND DECLARED AN EMERGENCY. THE AIRCRAFT LANDED ON RUNWAY 5L AT 1714Z WITHOUT INCIDENTS. EMERGENCY EQUIPMENT WAS DISPATCHED AT THE RUNWAY. THE AIRCRAFT TAXIED TO THE GATE AND DE-BOARDED THE PASSENGERS. LOCAL MAINTENANCE WAS DISPATCHED AND DISCOVERED A LEAKING PRESSURE LINE TO THE #2 ENGINE HYDRAULIC PUMP. SOUTHWEST AIRLINES DISPATCHED MAINTENANCE FROM CHICAGO (MDW) STATION WITH PARTS. THE PRESSURE LINE AND THE #2 HYDRAULIC ENGINE DRIVEN PUMP WERE REPLACED. AIRCRAFT WAS REPAIRED AND RETURNED TO SERVICE.