Task: Speaker Identification
Input (English): Sentence1: You're welcome and enjoy your visit. Sentence2: Sure thing! When would you like to leave and arrive by? Sentence3: I need to arrive by 19:45. I need to book for 5 people. Sentence4: No that's all. Thanks for your help! Sentence5: I booked you on TR4203 with a total fee of 88 GBP, payable at the station. Reference number is: 58VOL3U2 . Do you need anything further today? Sentence6: Hey there! Can you give me some options for trains leaving Wednesday from Norwich? We are going to Cambridge. Question: Who has spoken the sentence 5? (A) User (B) System
Output (English): Answer: (B) System