Seller: Can I help you ,sir?

Buyer:yes, how much is it?

Seller:$52.3

Buyer:Have you any discount?

Seller:Yes, if you purchse 200 pcs or more, we can give you 5% discount.

Buyer:Oh, let me see, can you give more discount for me? I will purchase 400 pcs this TV set.

Seller:Ok, we can give 8% discount

Buyer:But I think 10% discount is reasonable.

Seller:Ok, we consider you are my first customer, I agree with you.

Buyer:OK, let's talk about contract and delivery.

Seller:Yeath, pls follow me go there , we can talk in my office. This way ,please!

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