input: from typing import List
  
  def print_customer_data(names: List[str]) -> None:
      """This function takes a list of customer names and prints the corresponding customer data for each name.
      If a customer name is not found, it prints a message indicating that the customer data is not available.
      
      >>> print_customer_data(['Alice', 'Bob', 'Charlie'])
      Alice: Address: 123 Main St, Phone: 123-456-7890
      Bob: Address: 456 Park Ave, Phone: 234-567-8901
      Charlie: Address: 789 Broadway, Phone: 345-678-9012
      
      >>> print_customer_data(['Alice', 'Unknown', 'Charlie'])
      Alice: Address: 123 Main St, Phone: 123-456-7890
      Customer data for Unknown is not available.
      Charlie: Address: 789 Broadway, Phone: 345-678-9012
      """
output:     customer_data = {
          'Alice': {'Address': '123 Main St', 'Phone': '123-456-7890'},
          'Bob': {'Address': '456 Park Ave', 'Phone': '234-567-8901'},
          'Charlie': {'Address': '789 Broadway', 'Phone': '345-678-9012'}
      }
      
      for name in names:
          if name in customer_data:
              data = customer_data[name]
              print(f"{name}: Address: {data['Address']}, Phone: {data['Phone']}")
          else:
              print(f"Customer data for {name} is not available.")