You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Input: Consider Input: Sentence1: Would that be London Liverpool or London Kings Cross? Sentence2: We don't have any trains going from Ely to London Liverpool or London Kings Cross. Do you need anything else? Sentence3: I will be leaving from Ely and going to london. Sentence4: Are you sure you don't have a preference? Sentence5: Either one is fine with me. Sentence6: On Saturday I need a train that will arrive by 21:45. Sentence7: Yes I'm sure. I need to book that for 5 people. Sentence8: Can you tell me where you will be departing from and heading to? Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: You are booked for a red lexus with the contact number 07866626052. Sentence2: I'm going to loch fyne. Sentence3: Thank you. I am now finished. Sentence4: Sure! when would you like to arrive? Sentence5: Great! And what is your destination? Sentence6: I would like to arrive by 01:15. Sentence7: I'm glad we could help. Have a good day. Sentence8: Please help me reserve a taxi from saint catharine's college Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Sure, I can help you with that. What area would you like to stay in? Sentence2: Do you prefer a guesthouse or hotel? Sentence3: Thanks so much. I am also wanting to see if you can help me find a cheap room to stay in. Sentence4: the cambridge belfry is the only hotel with those criteria. Sentence5: I would like a hotel with a 4 star rating please. It also must include free wi-fi. Sentence6: Sure. There's quite a few places you can visit in the Centre. Do you have a particular type of attraction in mind? Sentence7: There is a great museum in the centre of town called castle galleries. It's free and located at unit su43, grande arcade, saint andrews street. Sentence8: Hi! I'm looking for a place to go in the centre. Sentence9: kindly find me one in the west Sentence10: May I have the phone number please? Sentence11: Thank you for the address. That will be all for now. Sentence12: The phone number is 01223307402. Sentence13: The address is back lane, cambourne. Is there anything else I can help you with? Sentence14: I have never been to the Centre before, can you tell me the most popular spot to go? Perhaps a museum. Sentence15: Have a great time and I hope you enjoy your stay! Goodbye Sentence16: That will work.I need the address please. Question: Who has spoken the sentence 3? (A) User (B) System


Output: Answer: (B) System