<prompt> Translate the following text to SwahiliUnfortunately, he had met with no one on the way there or back who could vouch for the truth of his story, but luckily he had kept the note, and it would be produced as evidence.  <response>: Kwa bahati mbaya, hakukutana na mtu yeyote njiani kwenda au kurudi ambaye angeweza kuthibitisha ukweli wa hadithi yake, lakini kwa bahati nzuri alikuwa amehifadhi barua hiyo, na ingeweza kutolewa kama ushahidi. 