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": "u_k_songs", "description": "Fetches the U.K. Songs chart information for a specific date and range from the Billboard API.", "parameters": {"date": {"description": "The date for which the chart information is requested, in the format 'YYYY-MM-DD'.", "type": "str", "default": "2022-05-07"}, "range": {"description": "The range of the chart data to fetch.", "type": "str", "default": "1-10"}}}]
Can you tell me the top 10 U.K. songs on January 1, 2020? Also, what were the top 5 songs on the same date but for the year 2019?
user
assistant
[{"name": "u_k_songs", "arguments": {"date": "2020-01-01", "range": "1-10"}}, {"name": "u_k_songs", "arguments": {"date": "2019-01-01", "range": "1-5"}}]