A: What can I do for you? B: I was looking for a book, but I couldn't find it. A: Did you check our database to see if it was on the shelf? B: I already did. A: Is it on the shelf? B: I didn't see it. A: Apparently somebody took that book out of the library. B: Will you ever get another copy? A: We will definitely be getting another. B: Could you please reserve it for me? A: That won't be a problem. B: Thanks. I really appreciate that.