A: Thank you for coming. B: You're welcome. What's the problem? A: I have a leaky pipe. B: Where exactly is the pipe? A: The pipe is behind a wall in my bathroom. B: How long has the pipe been leaking? A: It began leaking a couple of days ago. B: I must tell you that in order to get to the pipe, I must tear down that wall. A: I know. B: That won't be a problem? A: Not as long as it gets fixed. B: All right, I will start working now.