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

Sentence1: 07426688661 is the contact number, I have you in a grey Toyota. Sentence2: Great. Can you tell me where you will be traveling to and from? Sentence3: I need to get there by 11:45. Sentence4: That's perfect, thanks! Sentence5: I need to book a taxi please. Sentence6: You are welcome. Thank you for calling us. Goodbye. Sentence7: Can I help you with anything else? Sentence8: No, that's everything. Goodbye. Sentence9: I want to go from wandlebury country park to huntingdon marriott hotel Sentence10: Okay, I will need some more information from you. What time would you like to leave? Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User

Sentence1: No thank you. Im finished. Sentence2: Allenbell is my favorite. It has four stars. The phone number is 01223210353. Shall I book that for you? Sentence3: Is there anything else I can help you with? Sentence4: I found 10 places, do you have a hotel style preference of gueshouse or hotel, or an area you prefer? Sentence5: You're welcome. How many people are in your party, and when will you arrive? Also, how long would you like to stay? Sentence6: I'm looking for a cheap place to stay that does not need free parking. Sentence7: It sounds fine. Do any of them include free wifi? Sentence8: There are three cheap guesthouses in the east area, however, they all have parking. Will this be okay, or would you like to look at a different area or price? Sentence9: Okay. Have a good day. Sentence10: That'd be great. Thank you. Sentence11: All of them include free wifi. Sentence12: What's the phone number and star rating of your favorite one? Sentence13: I will book on my own, thanks. Sentence14: I don't have a preference for the type but I would like a place in the east. Question: Who has spoken the sentence 7? (A) User (B) System
Answer: (B) System

Sentence1: enjoy your stay in cambridge! Sentence2: No thanks. I will book later on my own. Thanks for all the help. Goodbye. Sentence3: Would you like to stay in the East part of town, near the gallery? Sentence4: It is located at the belfast yard, coldham's road in the east of the town. Here's the phone number 01223902116 Sentence5: We have one guesthouse in the south. Bridge Guest House on 151 Hills Road. Would you like to reserve a room? Sentence6: Can you let me know the price range of the guesthouse? Sentence7: Certainly! The price range is moderate. Their phone number is 01223247942. Would you like me to book a room for you? Sentence8: No, I'd like a 3 star guesthouse in the south. Sentence9: Actually, a friend was telling me about this great gallery in town. It was called the Saint Barnabas Press Gallery. Can you tell me about it? Sentence10: I am excited to see some local attractions. Can you help me with a particular one? Sentence11: Sure. Were you looking for a particular area of town to visit? Sentence12: I am also looking for a place to stay at. Any recommendations? Question: Who has spoken the sentence 7? (A) User (B) System

Answer: (B) System