Bergerac is easily accessible via plane, car or train. Bergerac has it’s own airport with direct flights to Rotterdam, London, Brussels, Birmingham, Bristol, Edinburgh, Malta etc. More information can be found here (https://www.bergerac.aeroport.fr/en/destinations/).
You can also take the train from Bordeaux to Bergerac (https://en.oui.sncf/en/train/timetables/bergerac/bordeaux).
If you’re travelling by car, take the A89 towards Bordeaux. Once you’ve passed Périgueux, take exit 13 (D709) towards Bergerac. About 6 km before Bergerac, take exit Le Mérigoux/Le Relais on your right, then followed by an immediate left turn towards Le Relais (you’ll the signs by the road). Follow the signs and take the fourth road on your right. You’ll now drive up the hill and follow the road on a right turn, where you’ll find a fork in the road. Take the left road of the fork, which is Le Relais’ driveway.