Hi Bhoomilka
Generally in the workflow task you can try to put a code to check the condition
and based on that read a text from S010 using READ_TEXT after reading the price or the indicator
Check these document link if you think they are helpful
Offline/External Mail Approval Process without using SAP Part-1
Offline/External Mail Approval Process without using SAP Part-2
Offline/External Mail Approval Process without using SAP Part-3
Offline/External Mail Approval Process without using SAP Part-4
Regards
Vinita