Complex sentence: In January 2003, she moved to co-present the flagship breakfast show five days a week, this has recently ended, but as of 28 July 2007, she presents a Saturday show from 10:00-14:00.
Split into simpler sentences: In January 2003, she moved to co-present the flagship breakfast show five days a week. From 28 July 2007, she has presented a Saturday show from 10:00-14:00.