Take a look at how thick your steaks are. The thickness is one of the deciding factors of cooking time. Common measurements are 3/4 inch, one inch, one and a half inch and two inches thick. Grill thicker steaks on a lower temperature; the thicker the steak, the lower the heat you'll use.
The maximum dimensions for a carry-on bag are 9 inches x 14 inches x 22 inches (22 cm x 35 cm x 56 cm), including handles and wheels.
Carry-on Bag. Per the airline's 2011 guidelines, Southwest allows passengers to carry a bag no larger than 10 by 16 by 24 inches into the cabin. TSA rules regarding liquids are enforced by the airline. If you have liquids in bottles larger than 3.4 ounces, they must be carried in your checked baggage.