Complex sentence: On May 3,2011, the hotel received its first convention-related business when the Association of the United States Army agreed to take space in the hotel for 2014,2015, and 2016.
Split into simpler sentences: On May 3,2011, the hotel received its first convention-related business. The Association of the United States Army agreed to take space in the hotel for 2014,2015, and 2016.