You will need to arrange your own accommodation, below are two suggestions:
Lancaster city centre
The Penny Street Bridge Hotel
Tel: 01524 599 900
CEH Lancaster is located on the Lancaster University campus.
The Lancaster House Hotel is on campus:
Phone: +44 (0)1524 844822
See http://www.citycoastcountryside.co.uk/site/lancaster-city for alternatives and other information.