Multi-turn user requests:
user: I just tracked down an intriguing company named Synex Solutions, and I'm eager to delve into its financial performance. Would you mind providing a comprehensive analysis of its latest stock status?
user: Upon evaluating the stock information, I'm considering taking action. Could you assist me in executing a purchase order for 150 shares of Synex Solutions at the prevailing market rate?
user: Once the order is successfully placed, could you update me on the progress of the transaction? How is it advancing currently?
user: Would you be able to notify a colleague of mine named Sarah that our trading venture has been fruitful? Kindly send the message 'order of purchasing SYNX is completed.' to confirm the order was completed without a hitch. I am Michael.
user: It seems there was a minor error in the message communicated. Could you retract a specific message from their inbox, please?
user: The message ID to retract is 67410.

Ground-truth function call sequence:
TradingBot.get_symbol_by_name
TradingBot.get_stock_info
TradingBot.place_order
TradingBot.get_order_details
MessageAPI.send_message
MessageAPI.delete_message