Gov. Deval Patrick will be making two trips to Dorchester over the next few days. On Friday he'll be visiting residents and business owners, starting at 222 Bowdoin St. at 3:30 p.m. On Sunday, he holds an "urban town hall" at Rev. Bruce Wall's Codman Square church. The 7 p.m. meeting will also be broadcast on WWZN 1510 AM and www.globalministriesboston.org.