Sentence 1: Adrian was a high-class pilot who traveled all around the world. 
 Sentence 3: One day, he had to fly a famous celebrity through a stormy area 
 Sentence 4:  His contacts were all very concerned for the plane's safe travels 
 Sentence 5:  Adrian was very skilled, however, and landed the plane safely 
 Option 1: His clients were often celebrities or wealthy folk. 
 Option 2: His clients were often celebrities who liked crazy rides.