A: Excuse me, could you please help me find the way to the nearest subway station?B: Sure, what's the name of the station you're looking for?A: I'm looking for the nearest subway station to the Smithsonian Museum.B: Ah, the Smithsonian Station is quite close by. You just need to walk down this street and take the first left turn.A: Thank you very much. Do I need to buy a ticket before I get on the subway?B: Yes, you need to buy a ticket from the machine or from the booth outside the station.A: How much does it cost?B: It depends on the distance you're traveling. You can check the fare schedule on the machine or ask the conductor when you get on the train.A: OK, I will do that. Is there a restroom in the subway station?B: Yes, there is a restroom in the station. You can find it on the left side when you enter the station.A: Thank you very much for your help.B: You're welcome. Have a nice day!