If she wasn't alright with the hugging then he'd stop. However, Amara had never told him to stop with the hugs. He doesn't know, fully, what she went through back home but he wasn't going to try and get it out of her either. If she wanted to talk about it or tell him then she would. So he didn't really know about Mako and that was probably a good thing. After all, it would just show that he loses his drift partners far too easily.
"No pilot huh?" He asks giving her a bit of a smile. "You know Scrapper could show up some day, like Gipsy did." Though, he'd like to see her build something like Scrapper and thought it would, honestly, be pretty neat.