Just a adaptation from one of those AI generated stories on YouTube.

40 years ago earth made first contact shortly after testing its new FTL ship. The galaxy is far more populated than ever imagined, with vast Galactic empires and technological wonders. After 40 years, humanity is accepted, provisionally,into the Galactic alliance. In order to foster diplomatic relations and extra-species cooperation, the Galactic councils diplomatic corps developed a program centuries ago. New member civilizations send representatives out into the galaxy onto assignments in the various species that make up the alliance. From peaceful civilizations of art and harmony, civilizations who's people's embrace knowledge and science, and those who value combat and warfare, and many more examples. What alien race will you be assigned to? What type of companion?