After driving along the Pacific Coast of California, Brian T. Mitchell and his bride, Michelle S. Leonberger, will be at home in Buffalo. The Rev. Martin Hamann performed their marriage ceremony at 3 p.m. Saturday in Trinity United Church of Christ on Gold Street. A reception was given in the Golden Ballroom of Statler Towers. The bride is the daughter of Gary and Pamela Leonberger of Buffalo and the bridegroom is the son of Kathleen Mitchell and Michael Mitchell, both of Buffalo. The bride, a lead teacher in University at Buffalo Child Care Center South Campus, is a graduate of Hutchinson-Central Technical High School, Erie Community College and UB. The bridegroom attended Lafayette High School and is employed by the Hebeler Corp.