With the Celestial angels having made their appearance, the knight genuinely couldn't be sure if now were a good time for Beelzebub to leave or not. That he can and also seems eager brings a brightness to Galahad's demeanor. Bringing the angel to the house of du Lac is the first true step to the entire process of introducing him to the Court of Camelot and offering him as a marriage prospect to the future king, so the importance can't be understated.

"What about two days from now? The door to Albion only moves once every two weeks, so we'll be able to find it easily."