Hi @abbas izadipour According to the Microsoft document, you can add additional parameters to the conversation object in the body of a request initiated by a user who started a conversation with a Teams conversational bot. For example,
For more details, you may refer to the article. Hope the above information is helpful for you!
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment". Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.