protected function loadFixturesTravelersWithProfile()
 {
     $t1 = new Traveler("Test traveler 1");
     $t2 = new Traveler("Test traveler 2");
     $p1 = new TravelerProfile("First Traveler Profile");
     $p2 = new TravelerProfile("Second Traveler Profile");
     $t1->setProfile($p1);
     $t2->setProfile($p2);
     $this->_em->persist($p1);
     $this->_em->persist($p2);
     $this->_em->persist($t1);
     $this->_em->persist($t2);
     $this->travelersWithProfile[] = $t1;
     $this->travelersWithProfile[] = $t2;
     $this->_em->flush();
 }