Write a short scenario and ask a learner to write a formal letter based on that scenario

Scenario: You recently visited a restaurant and had a terrible experience with the food and service. Write a formal letter to the manager of the restaurant expressing your dissatisfaction and requesting a refund or compensation for your unpleasant dining experience.

Request for Formal Letter:

Please write a formal letter to the manager of the restaurant expressing your dissatisfaction with the food and service you received during your recent visit. Ask for a refund or compensation for your unpleasant dining experience.