user_turns: hi can you book a table at resto_seoul_expensive_vietnamese_2stars do you have its phone number
system_turns: hello what can i help you with today great let me do the reservation here it is resto_seoul_expensive_vietnamese_2stars_phone
kb_facts.fact: 1 resto_seoul_expensive_vietnamese_2stars R_phone resto_seoul_expensive_vietnamese_2stars_phone 2 resto_seoul_expensive_vietnamese_2stars R_cuisine vietnamese 3 resto_seoul_expensive_vietnamese_2stars R_address resto_seoul_expensive_vietnamese_2stars_address 4 resto_seoul_expensive_vietnamese_2stars R_location seoul 5 resto_seoul_expensive_vietnamese_2stars R_number four 6 resto_seoul_expensive_vietnamese_2stars R_price expensive 7 resto_seoul_expensive_vietnamese_2stars R_rating 2