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": "potential_energy", "description": "Calculates the electrostatic potential energy given the charge and voltage.", "parameters": {"charge": {"description": "The electric charge.", "type": "float"}, "voltage": {"description": "The electric potential difference (voltage).", "type": "float"}}}, {"name": "draw_cards", "description": "Shuffles a standard deck of 52 cards and draws a specified number of cards from the top.", "parameters": {"num_draw": {"description": "The number of cards to be drawn. Defaults to 1.", "type": "int, optional", "default": 1}}}]
A proton has a charge of approximately 1.602 x 10^-19 Coulombs. If a proton is placed in an electric field with a voltage of 1000 Volts, what is its potential energy? After that, deal me 5 random cards from a shuffled deck.
user
assistant
[{"name": "potential_energy", "arguments": {"charge": 1.602e-19, "voltage": 1000}}, {"name": "draw_cards", "arguments": {"num_draw": 5}}]