Do you sell ...?
Have you got ...
I need ...
Do you have any…?
I wonder if you could help me…?
I'm looking for…
Where can I buy | get | find ...?
(How) Can I help you?
What can I do for you?
Are you being served?
Are you looking for anything in particular?
I'm just looking, thank you.
I'm just browsing, thank you.
Here you are. | Here you go.
I'm sorry, we don't sell ...
How much | many would you like?
I'm sorry, that's all we have left.
I'm sorry, that's the last one.
I'm sorry, we're out of ...
What size do you take?
Would you like to try it | them on?
The ... suits you very well.
The fitting room is over there.
Would another colour do?
Have you got this | them in another size | colour?
I don't like it | them.
I'm size ...
It doesn't | They don't fit me.
Is this | Are they made of leather | silk | plastic…?
It's | They're too small | big | wide | tight | expensive.
May I try this | these on, please?
Where can I try this | these on, please?
How much is it | are they?
Can I bring this back if it doesn't fit?
Can I have the receipt, please?
Can I pay in cash?
Could I get a (plastic) bag, please?
Do you accept credit cards?
Does this come with a guarantee?
Is this on sale?
Where is the cash desk?
It's | They are ... euro(s) | pound(s).
Buy two for the price of one.
Here's your change.
I'll take this to the cash desk for you.
It's on offer.
Pay at the cash desk, please.