not calling back or attend to request

on the 13 march 2015 i called king piice to cancel my house hold insurance, a consultant promised to call me back to assist but no one called i called again on the 17/03/2015 i was promised to be called back again, till today no one has contacted me, this happened while busy with my claim i had to call king price for a follow up and with my windscreen claim again no one contacted me until i called and complaining but assist these is not a good customer services please dont make me change my insurance because of people who dont do their jobs. someone must call me urgently and asisst