i need to book a nice expensive restaurant in the centre please .
{'service': 'restaurant', 'act': 'request', 'slot_name': 'food', 'value': '?'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'price', 'value': 'expensive'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'choice', 'value': 'several'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'area', 'value': 'centre'}
there are several nice expensive restaurant -s in the centre area . is there a particular food type that interests you most ?