Complex sentence: Chandler's Ford was reopened for passenger traffic on 18 May 2003, although the new station building was not completed until later in the year--it was officially opened on 19 October 2003 by the television gardening presenter Charlie Dimmock, who lives in the area.
Split into simpler sentences: Chandler's Ford was reopened for passenger traffic on 18 May 2003 but the new station building was not completed until later that year. It was officially opened on 19 October 2003 by the television gardening presenter Charlie Dimmock, who lives in the area.