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 would like to leave on Tuesday. Sentence2: Is that just Pizza Express or Pizza Express Fen Ditton? Sentence3: I will be departing from cambridge. Sentence4: That's all I needed today. Thanks for your help. Goodbye! Sentence5: Pizza express is a moderately priced italian restaurant in the centre. Do you want a reservation? Sentence6: Ok! You're booking was successful. Your reference number is 662ALFUF . Anything else I can do? Sentence7: Hi. Can you help me find a train? Sentence8: Can you also help me find some information on a restaurant? It is called Pizza express. Sentence9: I'm going to broxbourne. Sentence10: I sure can! Do you have a destination in mind? Sentence11: I can't make that reservation right now. Is there anything else I can help you with? Sentence12: Is there a certain time you would like to leave? Sentence13: Can you try for Thursday then? Sentence14: Booking was successful, the total fee is 143.19 GBP payable at the station . Reference number is : ZKT87GL0 . Sentence15: I'd like to leave at 20:15. There will be 8 people traveling with me. Sentence16: I am always happy to assist! Bye! Sentence17: Yes please, 8 people at 12:30 on Tuesday. Sentence18: Where will you be leaving from? Sentence19: Just Pizza Express please. Sentence20: Ok. What day will you be traveling? Question: Who has spoken the sentence 7? (A) User (B) System
Student:
Answer: (B) System