Помогите с высококачественный переводом.Selling and buying foreign currency for local currency

Помогите с высококачественный переводом.
Selling and buying foreign currency for local currency is usually carried out in our country at bareaux de change,which are also referred to as exchange bureaux,exchange offices,or sometimes simply exchange.
In foreign countries the trade in money with customers is usually carried out at bureaux de change,at the bank counters or travel agents offices.
The exchange rates for various currencies are determined by market forces and they change every day.The exchange rates for currencies sold and bought in bureaux de change,over the bank counters or travel agents,are only valid regionally.For amounts in excess of a certain sum sometimes special exchange rate is set.Here is one of many dialogues that place in a bureaux de change is New York.