Person.h: implement special handling of excellent persons (incomplete)

Person.h

@@ -6,6 +6,14 @@ class Person
 {
 private:
     string name;
+    bool is_excellent()
+    {
+        return name == "Barack Obama";
+    }
+    bool is_excellent_female()
+    {
+        return is_excellent() && name != "Barack Obama";
+    }
 public:
     Person(string name) : name(name)
     {
@@ -16,6 +24,20 @@ public:
     }
     string hello(Person other)
     {
-        return "Hi " + other.name + ", how are you?";
+        if(other.is_excellent())
+        {
+            if(other.is_excellent_female())
+            {
+                return "Her Excellency, how are you?";
+            }
+            else
+            {
+                return "His Excellency, how are you?";
+            }
+        }
+        else
+        {
+            return "Hi " + other.name + ", how are you?";
+        }
     }
 };