"Did I not? Well, fortune saw to it that my little brother arrived in Baedal some days after I did." Jaime, too, sounds a little sarcastic, but judging by his tone, it's probable his sarcasm speaks more of how no one should consider it a fortune to be here; he is glad for the company of kinship. Even if he never talked about it. He had some reasons not to talk about it.

Losing Cersei is an older ache, however, and he can ignore it for now. "His name is Tyrion. I can pass you the communications number once I'm done here."