Task: Speaker Identification
Input (English): Sentence1: TR0497 arrives in Cambridge at 12:23. Would you like to purchase tickets? Sentence2: It has been my pleasure. Please feel free to contact us again if you require any further assistance! Sentence3: I'd like to find a train leaving on Friday to Cambridge. Sentence4: Yes please, book 4 tickets for me. Sentence5: I will leave from Birmingham new street, and arrive by 13:15 if possible. Sentence6: Thank you very much. It looks like i am all set. Have a nice day. Sentence7: Booked, reference number is T610U5HK . You pay 300.39 GBP at the station. Your train leaves at 9:40. Sentence8: There are 1414 trains heading to cambridge do you have a location you're leaving? Question: Who has spoken the sentence 7? (A) User (B) System
Output (English): Answer: (B) System