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: Could you give me a recommendation? Sentence2: Nope that's all thanks! Sentence3: Thank you for contacting us have a good day. Sentence4: How about 09:45 instead? Sentence5: I only need a booking for a party of 1. Sentence6: That sounds fine. Can you book me a table at 10:45 on Sunday? Sentence7: I have several options. What price range would you like? Sentence8: Sure, TR1873 is 60.08 GBP per ticket and is a 163 minute journey. Is there anything else I can do for you today? Sentence9: Ok, how many people will you be dining with? Sentence10: I am sorry that time is unavailable as well. Would you like to book for another day or time? Sentence11: How about The Ghandhi located at 72 Regent Street? Sentence12: i would like the 22:40 Sentence13: Sure, that is train TR1873. Would you like me to book some seats for you? Sentence14: Your booking was successful! Your reference number is 9F8YFU1O . Is there anything else I can help you with? Sentence15: No thanks. I will book later. But can I get the price and travel time please? Sentence16: How about 9:45? Sentence17: I am sorry that time is unavailable. Would you like to book for another day or time? Sentence18: There are three trains that meet this criteria, two from Birmingham New Street at 22:40 and 23:40, and one from London Liverpool Street at 23:39. Which do you prefer? Sentence19: Yes, I need to find a restaurant that serves indian food in the centre of town. Sentence20: I'm planning a trip to Cambridge and I'm looking for a train that leaves sunday and arrives at 5:30. Question: Who has spoken the sentence 4? (A) User (B) System
Student:
Answer: (A) User