Really needing to lose some weight

Age: 36
Gender: f
Married? yes going on 9 years
Kids? no
Goal weight: 140
Current weight: ___
Height: 5'6"
Favorite exercise: treadmill
Least favorite exercise: elliptical
Pets? 3 chihuahuas: Chloe, Gizmo, and Ziggy
Calorie goal: 1800
Special dietary needs: none
How often do you work out? 3 times a week and one day of volleyball
Current program you're using: my fitness pal
Best workout song: anything fast beat
Worst workout song: slow songs
In the gym or at home: gym mostly, crunches at home
Outdoors or indoors: outdoors
State you live in: texas
Fastest mile: slow lol
Heaviest lift: 135
Favorite healthy food: chicken
Favorite naughty food: ice cream
I am wanting to lose weight and getting discouraged because I have been religiously going to the gym and working out and nothing is working. I haven't lost a pound yet... any suggestions!!!