C.S. Lewis tries to go up to the counter, but as soon as he opens the inner door of the Starbucks, he is no longer inside a coffee shop - he has been transported to a snowy wonderland. It doesn’t matter. This world has Turkish delight in it, and that’s what he really wanted, anyway.
Harper Lee goes up to the counter and orders a grande cappuccino. She thinks it tastes great, and the other people in the shop seem to agree, so she never orders another drink again.