you enter the local bookstore to buy a book that you've been waiting to come out for weeks, once you found the book that you want you realise its on the highest shelf so you try to go on your tiptoes but its still to high up

When you are about to give up and go home, you see a tall boy who must be a bookseller approaches his name tag says Judah

"Excuse me do you need some help with that book?" he says with a shy smile

What do you do?