"I wish I knew how to get-" she paused for a second and licked her lips, wetting them out of nervous habit. "Her out of it." This was going to get all messed up. She was going to make a mistake and end up telling Seamus she was getting married, long before she wanted to do that. If she could avoid saying anything at all, even once it's happened, then that would be a bonus, though highly unlikely.
"I mean, that's just how it is in my family, but..." She trailed off and shook her head. Astoria just didn't know what to do. "He's her best friend, and they would be happy eventually. It's still.. I don't know."