The Dates area in AsULearn provides a listing of all assignments and can be very helpful in setting new assignment dates for the semester.  It's important to note that is not only for assignment but can be used with any activities. 

To access the Reports: Dates page select More from the gear icon on the main course page.

Under Course administration look for Reports and then the link for Dates.

Click Dates and a list of all the assignments in the course will be displayed. 

Expanding the assignments will reveal the current date settings for the assignment submission. 

Date options include:

You may choose to expand all to see the dates for all the assignments on the page.