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": "real_time_information", "description": "Fetches real-time information from the BART API based on the provided command and origin station.", "parameters": {"cmd": {"description": "Command parameter for the API request. Examples can be found at http://api.bart.gov/docs/overview/examples.aspx.", "type": "str", "default": "etd"}, "orig": {"description": "Specifies the station by its abbreviation. A list of station abbreviations can be found at http://api.bart.gov/docs/overview/abbrev.aspx. Use 'ALL' to get all current ETDs.", "type": "str", "default": ""}}}]
Could you provide the real-time estimated departure times for trains leaving from the 12th St. Oakland City Center station, and also tell me if there are any delays for trains heading to San Francisco International Airport?
user
assistant
[{"name": "real_time_information", "arguments": {"cmd": "etd", "orig": "12TH"}}, {"name": "real_time_information", "arguments": {"cmd": "delay", "orig": "SFIA"}}]