What are the top 5 most expensive luxury brands?
-Louis Vuitton
-Chanel
-Hermes
-Dior
-Saint Laurent
<START_INST>What are the top 5 most expensive luxury brands?<END_INST><START_CTX><END_CTX><START_A>-Louis Vuitton
-Chanel
-Hermes
-Dior
-Saint Laurent<END_A>