Even if he hadn't followed up the immediate answer, Lavender would have guessed as much. Love was a strong thing and Lavender wasn't sure it ever fully went away, it just faded sometimes or was replaced with other types of love. For the moment it was an interesting possibility to contemplate - especially because he had brought it up.
"I ah...guess that it all for now, but should there anything else that comes up, would it be okay for me to contact you?" She needed time to process and also start digging elsewhere because it was clear that Percy was not the person to start prodding at. Penelope was more likely to be open to that sort of thing of the pair of them. Although really what she needed was another set.