Boil the chicken breast and shred it into bite-sized pieces.
Wash the lettuce and cherry tomatoes thoroughly and cut them into bite-sized pieces.
Lightly toast the tortilla and prepare it.
Place the lettuce, chicken breast, cherry tomatoes, corn, and cheese on the tortilla.
Drizzle dressing evenly over the ingredients, then roll up the tortilla.
Cut in half and serve on a plate.