If you change the team name in the Customer Meeting add-on, it will update your meeting room, waiting room and booking page links. 

To change your team name, go to Settings > Customization > Team name. You'll see the following warning about the implications for the URL:

The link contains several parts:

• The Teamleader Focus cloud domain
• The team name
• Meeting-rooms, waiting-rooms or bookings
• Meeting room key, waiting room key (personal or team), booking link identifier (team, user and/or meeting type)