NEED: ASSIGNMENT, LOCATION, WORKING TIME SLIP

ON (DATE), I WAS WORKING THE POOL(POOL#) ON THE (CIRC7 AND BOARD LIST) CONDUCTORS POOL FREIGHT BOARD AT (LOCATION) WHEN I WAS ORDERED BY CMS TO COVER ASSIGNMENT (ASSIGNMENT) AT (LOCATION). ALL ASSIGNMENTS AT (LOCATION) ARE COVERED FROM THE (LOCATION) COMBINATION EXTRA BOARD. THE CARRIER'S REFUSAL TO PROPERLY STAFF THE (LOCATION) EXTRA BOARD RESTRICTED MY SENIORITY TO WORK IN (LOCATION).