Task: Speaker Identification
Input (English): Sentence1: Yes please try that. Sentence2: Thank you for all your help. Sentence3: There is the Lensfield hotel which is 3 stars. Would you like me to make a reservation there? Sentence4: I'd like to book the Lensfield Hotel for 2 nights for 8 people starting from Wednesday. Sentence5: That would be great. Thank you. Sentence6: No thank you. I am looking for a hotel instead of a guesthouse. Sentence7: The gonville hotel is expensive and in the center of town. The lensfield hotel is also expensive, but it is in the south. Sentence8: You are welcome. Can I do anything else for you today? Sentence9: I need a three-star place to stay please. Sentence10: No that is all thank you very much. Sentence11: Yes. I'd like one in the same price range, please. Sentence12: I am sorry. I was unable to book that for you. Would you like me to try another hotel? Sentence13: Okay great. I was able to book the Gonville Hotel and your reference number is KWEQK0K1 . Sentence14: The hamilton lodge is a guesthouse in the north with a star rating of 3. Would you like to make a booking? Sentence15: No problem! Happy to help! Have a great day! Sentence16: I was not able to get you into the Lensfield but I can book you into the Gonville Hotel if you like. Question: Who has spoken the sentence 12? (A) User (B) System
Output (English): Answer: (A) User