Amber: Wanna go shopping?
Esther: Today I'm busy
Esther: But maybe on Saturday
Amber: I want to buy a few dresses for the summer
Amber: Plus I have a wedding to attend in July
Amber: Need to get something nice
Esther: Your cousin's, right? 
Amber: Yes
Amber wants to buy dresses for the summer and something to wear for her cousin's wedding in July. Esther is busy today and can't go shopping with Amber, but might have time on Saturday. 