Caitlin's eyes must have grown to be the size of dinner plates when he said what he did. Her lips parted and a gasp of a sound of surprise escaped. She wasn't sure what to say and for a moment she just stared at him with those wide eyes and open mouth. When she finally remembered to blink, she did so multiple times, then opened and closed her mouth at least three times trying to find the words to thank him or to do something. She was sure, after a moment, that she must have looked quite like a fish.
"Really?!," she finally managed, clutching her hands together against her chest like she'd just been told that Christmas was tomorrow and she had the biggest pile of presents. "Oh, you... oh, that would be amazing!"