Wes' facial expression could be described in a single word: 'wut.' Not 'what', but 'wut'. He doubted this situation could end well for him. At best, they were trying to use their abilities to slowly leech the money out of the wallet he just noticed that he didn't have on him, at worst they were probably Witches or something protecting his and Lex's designated target. 

Fortunately there were very little people in the vicinity, which made the search rather painstakingly easy. Wes did his best to break from the two ladies' grip and muttered an apology, as well as an explanation of his and his partner's business in the area, before heading in the direction of the man in black and his attendant.