Multi-turn user requests:
user: In the realm of investment opportunities, I'm intrigued by the Technology sector at the moment. Would you be able to provide a variety of stock symbols within this sector for my consideration?
user: Proceed with the purchase of 150 shares of the initial stock symbol from that list at the prevailing market price.
user: I'd like to verify the status and execution of the order we've just initiated to confirm it's proceeding as intended.
user: Furthermore, withdraw $500 from my account to maintain sufficient liquidity in anticipation of possible market fluctuations.

Tools involved: TradingBot
Expected function-call sequence: TradingBot.get_available_stocks
TradingBot.get_stock_info
TradingBot.place_order
TradingBot.get_order_details
TradingBot.cancel_order
TradingBot.get_account_info
TradingBot.make_transaction