This loquacious little thing was maddening, but in a good way. She could talk to the point that the Doctor was tempted to check her for a secondary breathing method. Gills under the hairline perhaps. Still, he had mentioned a few very advanced theorems in quantum and post quantum physics and she had not only understood him; she added and expounded on them.
Reaching the restaurant, the Doc said to no one in particular “Der Waffle House? This does not look much like Germany.” "I've been talkin' too much, haven't I?"
Snerking to himself “No not at all Fred, I was just wondering if you were going to suffer from acute hypoxia.” He sat down at the booth with her and scanned the room. “Seems late 20th century enough, but something is holding the TARDIS here. NOTHING from that era could cage me and my ship.” Burying his head in his hands “What does this bloody place run on anyway?” The Doctor absently looked at the menu.