Open the NightsBridge calendar (PCBridge)
Click here for a tutorial explaining how to open the NightsBridge calendar (PCBridge).
Click on the account icon

Click on the Change Client button

Click on the Add New Client button

Capture the new client's details

Click on OK

Click on Yes to save the new client's details

The 'Invoice To' details of the booking will be updated accordingly

You will now find that only the Invoice-To client has changed. The made-by and guest clients have remained the same as before.
You can learn more about the Made-by and the Guest clients here.