Sentence 1: Gina locked her key in her car at a gas station. 
 Sentence 3: She went into the station to use their phone 
 Sentence 4:  The lady behind the counter declined initially 
 Sentence 5:  Until Gina explained her car was blocking one of the gas pumps 
 Option 1: She decided to grab a sandwich while she waited on the locksmith. 
 Option 2: She  needed her mother to bring her a spare key.