Hey, I need to set up an appointment to look at an apartment.
Could you give me your name, please?
My name is John and I was hoping to schedule something for saturday around noon.
What apartment are you interested in?
Shadyside..actually that times not going to work for me, sorry about that. Something came up.
I am sorry, but there is no viewing available at your preferred time.
That works out well because I didn't want that time anyways. Can't you read?
When would you like the viewing to start?
Let's try Sunday at midnight.
I am sorry, but there is no viewing available at your preferred time.
what time does work on Sunday?
Would you like to book the time for 2 pm?
That's fine. Let's book it. 
Excellent, the viewing is scheduled now!