World Sex Guide: Escort Reviews from New Zealand, Wellington. And finally Bon ton on the Friday night before I left, which is their best agency. . out of her dress and started undressing me, she also liked French kissing which was great. A refined boutique agency operating from Auckland. Bon Ton is the French term for 'good taste'. The agency is very confidential for good reasons, and is open. Bon Ton Auckland escort agency has featured in magazine articles and radio interviews, attended a debate at Oxford University on legalisation of prostitution.