Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Can you help me find a hotel called city centre north b and b please? Sentence2: And for how many people? Sentence3: What day and time would you like? Sentence4: Yes, it's a guesthouse in the north part of town with cheap prices. Do you want me to book it for you? Sentence5: i would like to book a table for the same day at 17:15 Sentence6: Could you reserve a table at Hakka for me? Sentence7: Just two please. Sentence8: No, there are not. The only vietnamese restaurant is located in the west. Sentence9: Alright, have a great day! Sentence10: The booking was successful, your reservation number is OOMOE6L0 . Is there anything else I can help you with? Sentence11: You are all set for your reservation. The reservation number is 0CBRAMIK . Sentence12: There are 3: Hakka, Golden Wok, and The Hotpot. Do any of these sound good? Sentence13: Ok that is all I needed thank you! Sentence14: Yes, are there any vietnamese restaurants in the north area of town? Sentence15: How about a chinese restaurant instead? Sentence16: yes, please. 2 people for 3 nights starting on wednesday Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System