1. The customer at the bookshop asks for **a discount**/saves some money. The shop assistant says there is a **sale**/sell.
2. The customer in the clothes shop can't **buy**/sell a bag because the shop doesn't **buy**/sell them.
3. In Dialogue 3, the assistant gives the man a discount/**asks the man how he wants to pay**. The customer pays with **coins/his debit card**.