A: I have an early meeting, so can I get a wake-up call? B: Sure! What time should we call you? A: Can you call my room at six in the morning? B: Just tell me your room number. A: I'm staying in room 302. B: Okay, Mr. Roberts. We'll call you at 6 a.m. A: What happens if I don't answer? B: Then you'll probably miss your meeting. A: Can I request a second wake-up call? B: What time should we schedule the second wake-up call? A: Call me again at 6:15 a.m. if I don't answer at six. B: So we have one wake-up call at six and a second one fifteen minutes later..