Unable to join the external Teams meeting scheduled by another tenant

Describe the issue
A clear and concise description of what the issue is.

Scenario:
Tenant(account) A create a bot A
User A belongs to Tenant(account) A and schedules a Teams meeting A
Result:
the bot A can join the Teams meeting A

Scenario :
User B belongs to Tenant(account) B and schedules a Teams meeting B
Result :
The bot A is unable to join the Teams Meeting B
Error:
{Code: 7504
Message: Insufficient enterprise tenant permissions, cannot access this API.
Scenario Id: bb26cf09-7da1-4bee-8fb4-acd71a423e49
Inner error:
AdditionalData:
date: 2024-03-05T09:45:32
request-id: e30c1a8a-e203-40a6-9bde-817a43a35ff3
client-request-id: 69dbebe6-4511-4544-a256-fd8649158431
}

I have given all necessary permissions to the bot(see screenshot below), can someone help me find out the reason? Thanks in advance.

Code Snippet
Insert the code snippet if any.

Expected behavior
A clear and concise description of what you expected to happen.
the bot can join external Teams meetings
Graph SDK (please complete the following information):

• Version [e.g. 22]

Call ID
Provide the list call ids that encountered this issue. Include the time in UTC/GMT when these call have occurred.

context={"Tid":"e31a6123-4833-4fde-975b-9391bded7a2e","Oid":"f896989f-7c5f-40a5-8dc5-ba34333a1393"}

Logs
If required, please add logs from the SDK. (Please remove any PII from the logs before uploading)

Additional context
Add any other context about the problem here.

No source file, test, or code entry point is provided. Start by reviewing the Microsoft Graph Communications samples and the reported error for cross-tenant Teams meeting permissions; done means establishing whether external meetings are supported and documenting the required permission or limitation.