In the post before last I was midway through telling you about my packed morning with Sébastien: Chauffeur Extraordinaire, and today he will drive you to our next two stops.Sébastien calls ahead to see if we can take a look at a few rooms at Hotel de la Tour d'Auvergne, a designer boutique hotel tucked slightly off the beaten track, halfway between Opera and Montmartre.  The welcome is warm and the staff is happy to oblige. Rooms are large in size by Parisian standards, each is unique, modern and has a touch of glamour. 'The location is real Paris... and the place is a ...