Klara and the sun

"From her place in the store that sells artificial friends, Klara--an artificial friend with outstanding observational qualities--watches carefully the behavior of those who come in to browse, and of those who pass in the street outside. She remains hopeful a customer will soon choose her, but when the possibility emerges that her circumstances may change forever, Klara is warned not to invest too much in the promises of humans"--Provided by publisher.