Deimos found that he needed to catch his sister before he could answer anything she'd asked of him. He was just glad that he'd been paying attention to her instead of the goat, and was aware enough to actually do the catching.
"Yeah, I'll help whenever you need it." He promised. "And if you need me to, I'll go on the searches too. Help you dig around in the piles of cars and tell you if what you find will work or not."
Not to mention, he didn't mind at all digging around for parts.
"Whenever you want to get started, we can."
Finally, he set her down. He hadn't really minded the hug. Things might have felt a little different because of their recent... encounter... as well. He had no idea. He wasn't well versed in these matters.