Then you will be less hungry at night and better able to eat a smaller dinner. By giving yourself permission to eat more calories during the day, you will not only have more energy to exercise, you will also prevent yourself from getting too hungry. Generally speaking, once people are ravenously hungry, they don't care about what they eat nor how much and can too easily over-eat. If you over-eat when you are stressed, nervous or lonely, remember that no amount of food will satisfy you. You really need a hug and human comforting.
Food is only fuel.
It will not resolve your problems. To lose weight appropriately, you should know your calorie budget. For example, if your target weight is 120 pounds, your resting metabolic rate is about 1,200 calories. You burn off these calories even if your are injured or taking a rest day from exercise. Add another third to half of that number for your general daily activity excluding your specific training or exercise program.