"Oh. Oh! I'm not nobility, Mr. Snow, I assure you!" Elizabeth is very quick to correct this. "My father is a country squire of good breeding, mind you, but no higher than that. There's no cause to call me 'my lady', Miss Elizabeth, or Miss Bennet, whichever makes you most at ease."

She's not trying to make him uncomfortable. For her, the level of accord she's offering is what is considered casual address. After all, they are fighting a sea monster together. Along with half the island, but still.

"I've never heard of Westeros, but then I suspect that you've never heard of England, either." remarks Elizabeth cheerfully. "Do you have creatures such as this? We have rumors of them, but mostly it's just zombies."