Creating Conversations with a New Exchange
You can create an Exchange from a library or a process diagram.
To create an exchange from a process diagram:
1. Click the Conversation button 
and create a link between the two communicating entities.
and create a link between the two communicating entities.The conversation creation dialog box appears.
2. Click the arrow at the right of the Exchange field and select Create Exchange.
The Creation of Exchange dialog box appears.
3. Enter the Name of your exchange.
4. Click OK to close this dialog box.
The exchange is automatically created.
5. Click OK.
The conversation appears in the diagram.