The context of the following conversation is Alex bought Carson's phone at the store so that he would have easy contact with him.:
Alex says You really need a  phone, Carson..
The friend responds I can't afford one..
Alex responds But, I really want to be able to talk to you at all times..
The friend responds Me too, but what can you do..
Alex responds We're at the store, and I'm going to buy a phone for you..
The friend responds Really?.