"Sure," she giggles, teasing him.

When he dumps the letters in her lap, though, she snickers and nudges him a little. "No, I think I can handle that." Taking all the letters, she drops them beside her. "No one. There, all done."

She's also obviously joking, just trying to get him to laugh a bit more. Because it is nice, and she knows that with all the pressure he's been under, he could definitely use it.