<prompt> Translate the following text to SwahiliThe purchase authorization portion of the process is the formal approval of the purchase by responsible designated officials within the agency and usually results in the obligation of budget authority.  <response>: Sehemu ya idhini ya ununuzi ya mchakato ni idhini rasmi ya ununuzi na maafisa walioteuliwa wenye jukumu ndani ya shirika na kwa kawaida husababisha wajibu wa mamlaka ya bajeti. 