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A: I would like high speed internet installed in my house. 
B: You have to make an appointment before we can come out and install it. 
A: I'd like to make an appointment right now. 
B: What day are you available? 
A: I would like to have it done this Friday. 
B: Three o'clock is the only time we can come in. 
A: Is it possible for someone to come a little earlier? 
B: I'm sorry, but that's our only available time. 
A: How about Saturday? 
B: We're completely open on Saturday. 
A: Can you come over at 11:00? 
B: That'll be fine.