A: The plumbing in my new apartment is not working.
B: I need you to tell me what the problem is.
A: The bathroom sink is stopped up.
B: Is the kitchen plumbing messed up also, or just the bathroom plumbing?
A: Just the bathroom plumbing seems to have a problem.
B: Did this just start happening, or has it been going on for a while?
A: Everything worked beautifully until a few hours ago.
B: Are you going to be home so I can come by and take a look at the problem?
A: I am not sure if I will be home later.
B: I will be coming by around 10 this morning. If you aren’t there, I’ll just use my key.