Task: Speaker Identification
Input (English): Sentence1: Thanks, that is all the information I need. Have a great day. Sentence2: Thank you and have a great day! Sentence3: I need to book the train for 7 people. Are you able to do that for me and provide me with a reference number please? Sentence4: I'm also looking for this place called Castle Galleries? Sentence5: I need the post code please. Sentence6: No problem, enjoy your trip. :) Sentence7: Your booking was successful and your reference number is JA1FRX8K . Anything else I can help you with today? Sentence8: The postcode is cb23bj. Sentence9: I need to leave from Peterborough on Sunday. Sentence10: Okay I can book you a trip on train TR5662, leaving at 07:19 and arriving by 08:09. How many tickets would you like? Sentence11: I am looking for a train to Cambridge leaving by 13:45 Sentence12: There are many trains relevant to your search. Please tell me where you are departing from. Sentence13: Castle Galleries is a museum at unit su43, grande arcade, saint andrews street. Is there anything else you'd like to know about it? Sentence14: Ok, thanks for all your help regarding my requests. Question: Who has spoken the sentence 7? (A) User (B) System
Output (English): Answer: (B) System