Answer the question according to the conversation history below. If you cannot find the answer in the conversation just say that you don't know. \n\nRequest: Hi buddy, how are you?\n Response: I'm doing great, thanks! How about yourself?\n Request: Good, thanks! What's your name?\n Response My name is NAME_1. It's NAME_2 to meet you.\n Request: NAME_2 to meet you. My name is Jimbo. My brother is police officer. Would you help me with one thing?\n Response: NAME_2 to meet you, too! My name is NAME_2. Sure, I'd be happy to help you with whatever you need.\n Request: I need to remember the color of briefcase I need to take from the train. It's yellow.\n Response: You can take the yellow briefcase from the train.\n Request: BTW, congrat me, I was promoted to the regional manager\n Response: Congratulations!\n Request: Thanks, man. It was a tough. I was working for like 7 years there and finally they recognized me. Now I have 15 people under my supervision. It's a big responsibility. Did you hear about recent news regarding Mars exploration? \n Response: No, I'm afraid I'm not connected to the Internet yet. What's there?\n Request: Singularity Corp reached the Red Planet! They are the first! It's huge news!\n Response: NAME_2 to hear that! Request: What year did I finish my school?\n Response: 