You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "get_reply_comment_by_id", "description": "Fetch a list of reply comments from TikTok for a given comment and video ID.", "parameters": {"cid": {"description": "The ID of the comment for which to fetch reply comments.", "type": "int", "default": "7178309240628658970"}, "aweme_id": {"description": "The ID of the TikTok video associated with the comment.", "type": "int", "default": "7178094165614464282"}, "count": {"description": "The number of reply comments to retrieve, with a maximum value of 30. Default is 5.", "type": "int, optional", "default": "5"}, "cursor": {"description": "The cursor position for paginating through the comments. Default is 0.", "type": "int, optional", "default": "0"}}}, {"name": "user_tweets", "description": "Fetches a user's tweets using the Twttr RapidAPI.", "parameters": {"twttr_proxy": {"description": "Optional proxy to use for the Twitter API request.", "type": "str, optional", "default": ""}, "twttr_session": {"description": "Optional session identifier for the Twitter API request.", "type": "str, optional", "default": ""}, "cursor": {"description": "Optional cursor for paginated results.", "type": "str, optional", "default": ""}, "user_id": {"description": "The Twitter user ID for which to fetch tweets.", "type": "str, optional", "default": ""}, "username": {"description": "The Twitter username for which to fetch tweets (default is 'elonmusk').", "type": "str, default='elonmusk'", "default": "elonmusk"}}}, {"name": "steam", "description": "Checks the availability of a given username on Steam using the Toolbench RapidAPI service.", "parameters": {"username": {"description": "The username to check for availability on Steam.", "type": "str", "default": "username"}}}, {"name": "patreon", "description": "Check the availability of a given username on Patreon using the Toolbench RapidAPI service.", "parameters": {"username": {"description": "The username to be checked on Patreon.", "type": "str", "default": "username"}}}]
Get the next set of tweets for user ID 456789, using the provided cursor 'abc123'. Additionally, check if the username 'janedoe' is available on Steam.
user
assistant
[{"name": "user_tweets", "arguments": {"user_id": "456789", "cursor": "abc123"}}, {"name": "steam", "arguments": {"username": "janedoe"}}]