Code:
	printf("cout<< Enter Name\n");
		fflush(stdin);
		gets(FIRSTPLANE[i].NAME);
		
		fflush(stdin);
		printf("cout<<Enter Address\n");
		gets(FIRSTPLANE[i].ADDRESS);
		
		fflush(stdin);
		printf("cout<<Enter Phone Number");
		gets(FIRSTPLANE[i].PHONE);
		
		FIRSTPLANE[i].SEATNUM=i+1;
...