Complex sentence: During one of Eliza's visits to her grandfather in New Orleans she met the co-owner of the Daily Picayune, Alva M. Holbrook, who asked her to become literary editor of the newspaper.
Split into simpler sentences: During one of Eliza's visits to her grandfather in New Orleans she met the co-owner of the Daily Picayune, Alva M. Holbrook. He asked her to become literary editor of the newspaper.