Task: Speaker Identification
Input (English): Sentence1: The dojo noodle house would be an option for you Sentence2: Booking was successful. The table will be reserved for 15 minutes. Reference number is : K77JVT2U . Can I help with anything else? Sentence3: I am also looking for a hotel in the same area as the restaurant. Sentence4: I would like it to be in the centre of town. Sentence5: I am glad I could be of service. Have a great day. Sentence6: I recommend alexander bed and breakfast, would you like more information or a booking. Sentence7: What area would you like to be in? Sentence8: Great, I need a room for 4 and 3 nights starting from Friday. Sentence9: book a table for 4 people at 17:00 on friday. Sentence10: yes it is 4 star Sentence11: I'm looking for a cheap asian oriental restaurant. Sentence12: There are two guesthouses and three hotels in the centre of town. Perhaps we can narrow it down by price range. Sentence13: Can you select one of the restaurants with the cheap price range in the center of town? Sentence14: Same price range as the restaurant please Sentence15: That is all, thank you. Sentence16: Is it a 4-star guesthouse? Sentence17: Yes, 4 of them are in the Centre of town. Two of them are cheap, one moderate, and one expensively priced. Would you like to book one of them? Sentence18: There are 5 Asian Oriental restaurants available. Are you interested in a particular area or price range? Sentence19: Is there one in the centre? Sentence20: Done! Your reference number is 8F3G9DY8 . Can I help you with anything else? Question: Who has spoken the sentence 15? (A) User (B) System
Output (English): Answer: (B) System