A 34-year-old KwaZulu-Natal man has been sentenced to life behind bars for the murder of an insurance agent in the Mondlo area, police have said.The Madadeni High Court also sentenced Mcedisi Happy Bici to 15 years in prison for robbery on Friday, October 26.On Monday, police spokesperson Lieutenant Colonel Thulani Zwane said the insurance agent, 28-year-old Busisiwe Margaret Mdlalose left her homestead to meet with a client in Nkanda, Nquthu on September 14, 2017."The victim worked for an insurance company and did not return home. A local herdsman who was tending to cattle in the area saw a man and a woman walking down towards the river in the area but he did not suspect anything."Zwane said that the man was also seen walking back alone."The following day, children who were playing near the river spotted a human body floating in the river and contacted police."Also read: Children discover badly decomposed body floating in damZwane said an inquest docket was opened for investigation."Following an investigation, it was found that she was strangled and her body was thrown in the river. The inquest docket was changed to murder. Following a rigorous investigation by detectives, the accused was arrested and linked to the killing of the victim."Zwane said a cellphone and a bag belonging to the victim were found in Bici's possession.