But she was too quick for the would-be thieves. She jumped into her car through the window, and they then drove off.
"I didn't have a chance to think; all I was thinking was, 'He's not about to take my stuff,'" she said. "It was mind-blowing. I just couldn't believe he was doing this while I'm standing here."
The woman, who asked to be referred to by her first name, Princess, said her face got scraped during the incident. She said she'd heard about these "slider crimes," as these cases in which criminals target people pumping gas are called.
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"They always ride in two. One car is supposed to distract you while they either get your purse or they get your car," she said.
She contacted WSB-TV because she wants other people to be aware so they don't become victims.
"Nobody wants anything taken from them, no matter if you have insurance or not. That's just a big inconvenience," she said.
The woman said she called the police and added that it was very fortunate that her baby wasn't in the car when this happened.
A tip for everyone: Lock your doors while pumping gas.