Sentence 1: Jerry lost his wallet. 
 Sentence 3: He decided to call and check 
 Sentence 4:  They said they had a wallet that matched the description 
 Sentence 5:  When he went to get it they used his ID to verify it was his 
 Option 1: He thought he might have left it at a restaurant. 
 Option 2: He thought he might have left it at a restaurant but it got flushed down the toilet.