How did lupita get from tijuana to colton in the book lupita manana?

In the book "Lupita Manana" by Patricia Beatty, Lupita travels from Tijuana to Colton by crossing the border with the help of a coyote, which refers to a person who smuggles immigrants across the U.S.-Mexico border. She embarks on this journey to reunite with her family and seek a better life. The trip is fraught with challenges, reflecting the struggles faced by many immigrants. Ultimately, Lupita's determination and hope drive her forward despite the difficulties she encounters along the way.