Learn the dialog
Listen to the dialogue while reading the text.
enCan I help you with anything?
enYes, I'm looking for a black blouse.
enAre you looking for a plain blouse or something with a print?
enJust plain black with long sleeves. It's for work.
enThe work blouses are right here. What size are you?
enI'm usually a medium, sometimes a small.
enHow about this one?
enThat one looks nice. What material is it?
enIt's 100% cotton.
enThat sounds good. Could I try it on?
enCertainly. The changing rooms are over there.
enThank you for your help.