If Coffee Shops were Run by Airlines

Barista: Welcome to Delta Coffee - how may I help you?
Customer 1: I'd like a medium regular coffee.
Barista: That'll be 1.85.  Thank you!

Barista: Welcome to Delta Coffee - how may I help you?
Customer 2: I'd like a medium regular coffee.
Barista: That's be 8.95. Thank - 
Customer 2: Wait, what? That other guy got the same thing and it was only 1.85.
Barista: Well, as you can see, that particular coffee pot now holds less coffee, so we need to charge a different amount.
Customer 2: But - 
Barista: Oh, I see you brought your laptop. Will you be using that here?
Customer 2: Yes.
Barista: Than I need to charge you a 5.00 laptop/table-use fee.
Customer 2: But - 
Barista: Sorry, but I don't have any control over what we charge.
Customer 2 (reluctantly handing over credit card): Okay. Barista: Welcome to Delta Coffee - how may I help you?Customer 3: I'd like a medium regular coffee.Barista: That'll be 4.95....