i want to find an expensive restaurant in the east part of town . what is the phone number and type of food ?
{'service': 'restaurant', 'act': 'inform', 'slot_name': 'food', 'value': 'british '} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'price', 'value': 'expensive '} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'area', 'value': 'east part of town'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'phone', 'value': '01223 241387'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'name', 'value': 'grafton hotel restaurant'}
grafton hotel restaurant serves british food , is in the east part of town and in the expensive price range . their phone number is 01223241387