Task: Speaker Identification
Input (English): Sentence1: I was able to successfully book for 1 night. Your reference number is GS8AHUYB . Is there anything else I can help you with? Sentence2: How about 1 night? Sentence3: I am also looking for a restaurant in the same area that serves Italian food. Sentence4: No, that's everything. Thanks! Sentence5: I am looking for one in the expensive price range. Sentence6: I'm looking for a hotel in the south, I don't need a free parking option. Sentence7: Sure, do you need a hotel room or would you like a guesthouse? Sentence8: I hope that you have a great day as well! Sentence9: Thank you, if you need anything else just ask. Sentence10: I am sorry, I could not get that booked for you maybe another day or a shorter stay perhaps? Sentence11: OK, can I get theie phone number and postal code? Sentence12: Are you looking for a particular price range? Sentence13: We have the Lensfield hotel in the south that is in the expensive price range. Would you like a reservation there? Sentence14: The phone number is 01223323737 and the postcode is cb17dy. Can I help you with anything else? Sentence15: It doesn't really matter to me. Sentence16: The pizza hut cherry hinton features italian food and is located in the south. Sentence17: You are welcome, have a great day! Sentence18: Sure, I need 3 nights arriving on Saturday. There are 7 of us. Question: Who has spoken the sentence 15? (A) User (B) System
Output (English): Answer: (B) System