Here are some accommodations located near UIC:
Holiday Inn Chicago-Downtown
The Holiday Inn is a "sister hotel" to the Crowne Plaza, below, and has a helpful front desk. You can also book online. Ask for the "University of Illinois" rate.
The Crowne Plaza Chicago Metro Hotel
The Crowne Plaza is within easy walking distance of UIC. Ask for the "UIC rate"
Elsewhere in Chicago
Of course there are many nice hotels in Chicago. A good reservation resource is http://hotels.com