Mabel Luz De Lavalle, a hotel business administration graduate of the Universidad Autonoma del Caribe en Barranquilla, Colombia, who is working in La Jolla, will be married to James Patrick Bourke, an architectural designer and contractor, and owner of Bourke Design Build in Point Loma. De Lavalle is the daughter of Nelson and Elba De Lavalle of Fundacion, Columbia. Bourke is the son of Eileen Bourke of Harwich, Mass. An October wedding is planned at Saint Agnes Catholic Church in Point Loma followed by a reception at the San Diego Yacht Club. In their free time, De Lavalle enjoys gourmet cooking and special event planning, and Burke is a competitive sailor. As an artist, he has shown his work in Europe and California. The couple will make their home in Point Loma.