Teacher:You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Teacher: Now, understand the problem? Solve this instance: Sentence1: I need to leave after 14:15 Sentence2: Thank you for using the Cambridge TownInfo centre. Goodbye Sentence3: Um, the one at 14:48 please. Could you book it for 6 people? Sentence4: Sure, no problem. Where are you heading in from? Sentence5: No, that's it. Thanks for your help. Goodbye. Sentence6: What time do you need to travel? Sentence7: I am leaving peterborough. Sentence8: Yes. I'm looking for a restaurant called Gourmet Burger Kitchen. Can you tell me the price range and area that's in? Sentence9: TR9964 departs peterborough at 14:19, or there is also a later one that leaves at 14:48. Do either of these suit your needs? Sentence10: I sure can. Gourmet Burger Kitchen is on the expensive side and it's located in the center area of town. Anything else today? Sentence11: Your train is book it will cost 99 GBP and payable at station. Your reference number is 7ZNQOMB8 . Anything else you may need? Sentence12: I need a train to Cambridge please. I plan to leave out on Tuesday Question: Who has spoken the sentence 7? (A) User (B) System
Student:
Answer: (B) System