English Conversations: Tasty Fish

– What would you like?  
* Can you recommend some tasty fish for dinner?
– The cod is good today, and not expensive. Only £6 a kilo.
* Could you do some fillets for me?
– Yes of course, for how many people?  
* Four, please.  
– Ok, then 600 g should be enough.  
* Thanks.
– Is that everything?  
* I would like a lemon, and a kilo of potatoes, please.
– That’ll be £9.33 pence, please.  
* Thank you madam, have a good weekend.