<prompt> Translate the following text to SwahiliThe author is Special Assistant to the Postal Rate Commission, an independent U. S. Government Agency, separate from the United States Postal Service.  <response>: Mkurugenzi wa Tume ya Kiwango cha Posta PRC ni shirika huru la serikali ya Marekani, tofauti na Huduma ya Posta ya Marekani. 