<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.mke wa rais wa marekani donald trump, melania, aliwasili kenya alhamisi jioni kwa awamu ya pili ya ziara yake ya kwanza rasmi afrika.  <response>: the wife of president of the united states melania trump, is expected to embark on her first visit to africa in october. 