correct dialog struct

include/structures.h

@@ -161,8 +161,17 @@ typedef struct {
 extern struct_02034480 gUnk_02034480;
 
 typedef struct {
-    u32 field_0x0;
-    u32 field_0x4;
+    u32 flag : 12;
+    u32 flagType : 4;
+    u32 type : 4;
+    u32 unk : 1;
+    union {
+        struct {
+            u16 a;
+            u16 b;
+        } indices;
+        void (*func)(Entity*);
+    } data;
 } Dialog;
 
 #endif