public boolean seatAvailableInClass(boolean firstClass) {
		if (firstClass) { // If the user wants to check first class:
			if (this.seats.length >= 4) { // If there are first class seats:
				return this.seats[this.numFirstClass() - 1] == false; // Return if the last seat in full class is not reserved
			}

			else {return false;} // If there aren't any first class seats on the plane, return false
		}

		else {return this.seats[this.seats.length - 1] == false;} // If the user chose to check economy, return if the last seat on the plane is available
	}