Pasta in salmon cream sauce

(Recipe for 2 people. Can be done fairly quickly - half an hour. All ingredients are available in Germany and Philippines.)

200 gm pasta, boiled, drained and tossed in a tablespoon of olive oil
(250 gm if using fresh pasta)
500gm fresh/frozen salmon filet, cut into bite-size chunks
200 gm leeks, cleaned, cut into chunks

Heat 3 tablespoons of olive oil in a pan. Add the leek to it, stir till it is half-done. Add salmon chunks, stir gently till the fish is half-done, too. Then add 250 ml cream, bring to boil, add salt and pepper to taste.