Echo Chamber

"In July 1990, the First National Bank of Chicago was robbed. Chloe Cross was two years old. This is the story of how she pulled it off.
As far as she knows, Chloe Cross is the world's only time traveler. She can't change history, but she can attend David Bowie concerts, relive happy memories, and sleep with herself in different time periods (don't judge her).
Until one trip, when she inadvertently returns home to an altered timeline. An older version of herself reveals she's figured out how ...