They weren't allies in the games she was in, but she supposes being allies with her here wouldn't hurt. Of course, she doesn't completely trust her, as she's the side she was facing before, but that doesn't stop her from thinking Lambdadelta actually might need some of her help in here. And, the sooner they got back, the less angry and bored Bernkastel would be... "Yes. I'll be sure to get us back and to keep you from getting bored!"