Sentence 1: Callie was out with friends for dinner. 
 Sentence 3: Callie and her friends had to place their orders with another waiter 
 Sentence 4:  She saw their waiter leaning on the bar, playing on his phone 
 Sentence 5:  Callie didn't leave the waiter a tip 
 Given Sentence 2: Jason wanted to buy a paddle boat.