His sigh is this time mostly affect, mouth quirked into something wry that he wants to be a stern line, but which is more smile than Obi-Wan would care to admit. It's a rebelliously fond expression; here she is again, trying to cheer up this sad old man.

Such a bright spark, is Rey; the Force is well-kept, in her hands.

"I haven't eaten today, no. Let's make stew, shall we?"