One vertex per element, one color per generator, with an edge from x to x·s.
(5,6)(7,10)(8,9)(11,12)(13,14)(15,29)(16,24)(17,36)(18,39)(19,40)(20,27)(21,41)(22,32)(23,34)(25,37)(26,31)(28,30)(33,44)(35,43)(38,42) involution — undirected(1,2)(3,4)(6,9)(10,12)(13,15,19,16,21,34,18,32,20,33,37,35,30,17,31,38)(14,22,26,23,28,24,25,29,27,42,39,36,41,43,40,44)(2,4)(5,7,8,11)(6,10,9,12)(13,16,31,15,30,38,37,17,20,35,18,33,21,32,19,34)(14,23,40,22,41,44,39,43,27,36,25,42,28,29,26,24)(6,9)(10,12)(13,17,37,32,21,15,31,35,20,34,19,38,30,33,18,16)(14,24,39,44,28,42,40,23,27,43,26,29,41,22,25,36)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.