Task: Speaker Identification
Input (English): Sentence1: Thank you for using our service. Have a wonderful day! Sentence2: Yes please book a table for 7 people at 15:45 on monday Sentence3: Yes there are 21 different places that match your description. Sentence4: OK, you have a table for 7 at Cotto on Monday at 15:45. Your reference number is BNH1DKPW . Can I help with anything else today? Sentence5: Surprise me. Sentence6: i have booked you 7 tickets and the reference number is CGILQN2G . is there anything i can help you with? Sentence7: Thank you. That is all for now. Sentence8: I am looking for a train to pick me up at Birmingham New Street and arrive in Cambridge before 12:00 on the day of my reservation. Sentence9: I can book train TR6309 for you, leaving 8:40 and arriving at 11:23 in Cambridge. How many tickets do you need? Sentence10: I will need 7 tickets. And can you please provide me with the reference number please? Sentence11: How about cotto? It's a moderately priced british restaurant. Sentence12: Can you find me a restaurant in the centre with moderate prices? Question: Who has spoken the sentence 5? (A) User (B) System
Output (English): Answer: (B) System