Prep the Chicken: Season the chicken breast with salt and pepper on both sides. Drizzle with olive oil.
Preheat the grill over medium heat.
Grill the chicken until cooked through (internal temperature of 160°F or 71°C), then let it rest for 5 minutes before slicing into bite-sized pieces.
In a dry skillet over medium heat, toast the sliced almonds until golden and fragrant, about 4 - 5 minutes. Remove from heat and set aside.
Prepare the Dressing: In a small bowl, whisk together balsamic vinegar, Dijon mustard, maple syrup, olive oil, salt, and black pepper until well combined.
Assemble the Salad: Portion the lettuce. Arrange grilled chicken, cherries, red onion, crumbled goat cheese, and toasted almonds over the greens.
Drizzle the prepared dressing over the salad.
Make the lemon sparkling water: Combine sparkling water and lemon slices. Serve over ice if desired.
Serve the salad with lemon sparkling water.