Lulu and Milagro's search for clarity

"Overachiever Luz 'Lulu' Zavala has straight As, perfect attendance, and a solid ten-year plan. Middle sister Milagro wants nothing to do with college or a nerdy class field trip. On a journey from Baltimore all the way to San Francisco, Lulu and Milagro will become begrudging partners as they unpack weighty family expectations and maybe even discover the true meaning of sisterhood"--Provided by publisher.