He puts Laurence's statement together with Lung Tien Xiang's previous observations to conclude that the dragon acts as a ship in the skies. Lan Wangji is not sure what he thinks of that, but if the war is so dire that the dragon wishes it, who is he to protest?

He refills Laurence's cup before the level gets too low, and observes, "If I may assist you in some way I am glad to do so."