<prompt> Translate the following text to SwahiliThe mission of the National Contract Management Association NCMA is to help contract managers best achieve their objectives to manage customer and supplier expectations and relationships, control risk and cost, and contribute to organizational profitability and success.  <response>: Kazi ya Chama cha Usimamizi wa Mkataba wa Kitaifa NCMA ni kusaidia wasimamizi wa mkataba kufikia malengo yao ya kusimamia matarajio na mahusiano ya wateja na wauzaji, kudhibiti hatari na gharama, na kuchangia faida ya shirika na mafanikio. 