Complex sentence: From 2000 to 2003 he was the Indian Ambassador to Venezuela and from September 2003 to September 2007 he was stationed at the Ministry of External Affairs in New Delhi, looking after the Latin America Division.
Split into simpler sentences: From 2000 to 2003 he was the Indian Ambassador to Venezuela. Since September 2003 he has been in the Ministry of External Affairs in New Delhi, looking after the Latin America Division.