[She just nods, at first-- of course she would give him a chance, it would be unfair to not, and he certainly hadn't bungled the first she gave him. In fact, he'd admittedly exceeded her expectations there... however she's not sure what to think about him perhaps doing so with this.
But then she slowly frowns soberly in contrast at his little declaration. The change of topic is appreciated despite how she reacts, it's just where it went...]
--Are you sure, Luke? You'd be fighting against people more often than not, and we aren't exactly appreciated by other inmates. [Not entirely... discouraging, but she feels some warning is necessary]