Na przykład: 
Spożywczy: 
A: Hello. 
B: Hello. How can I help you? 
A: I'm looking for some fresh eggs, flour, butter and about 5 apples. 
B: Here you have eggs, flour and butter, but apples you have to buy in some other store because we're already out of them. 
A: OK, then How much will that be? 
B: 5,99$ please. 
A: Here you are. Thank you. 
B: Thank you too. Good bye. 
A: Good bye. 
Obuwniczy: 
A: Good morning. Can I help you somehow? 
B: Hello. I'm looking for some nice shoes size 40. 
A: I think those would be the best choice for you. 
B: Oh no, it's not in my type, I would like some more elegant. 
A: Then the most suitable will be this one. 
B: That's much better, those are really beatiful. How much it cost? 
A: It's 45$. Is that ok for you? 
B: Yes, I'll take them. Can you pack them for me? 
A: Of course. That will be 45$. 
B: Here you are. 
A: Thank you and good bye. 
B: Thank you, bye.