Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: I'd like to commute between the two places. Sentence2: Fortunately, it is free entry. Is there anything else I can help you with? Sentence3: I'd like a room in the north please Sentence4: There are 13 different places to stay, do you have a preference on price or amenities? Sentence5: No. Is there availability for 1 night? Sentence6: The regency gallery address is 39 fitzroy street in the centre area. Sentence7: I'm happy to help. Where in the city would you like your hotel to be located? Sentence8: Great, thanks for using our service. have a great day. Sentence9: Maybe. Unless you can just tell me what the entrance fee is and then I won't need it? Sentence10: Where would you like to go? Sentence11: I would like a hotel that has open bookings for 6 people for 2 nights starting from Saturday. Sentence12: You're in luck. I've got a room available for saturday at the acorn guest house for 6 people. It's booked, your reference # is 3IX7EGRG . Sentence13: Yes, I'd like a place to stay, too, please. Sentence14: It is a museum. Would you like the phone number? Sentence15: Okay. Can you book me a taxi as well? I want to leave the hotel by 04:00. Sentence16: Ok I booked you a taxi to leave the acorn guest house at 4:00. The car will be a blue toyota and the contact number is 07424241550. Sentence17: Okay, what kind of place is it? Sentence18: Wonderful, you've been very helpful! That's all I need for today, thank you! Sentence19: I am looking for regency gallery. Can you tell me where it is located? Sentence20: Unfortunately, I can't find any openings for those nights in the north. Would you like to try a different part of town? Question: Who has spoken the sentence 7? (A) User (B) System
Output:
Answer: (B) System