Challenge:Prepare a passbook updater!

Question

You have seen that in a bank's app,there is a passbook available where we can retrieve all the details about the transactions held with our bank account.Today's challenge is to prepare such a passbook updater that can update the transactions.You can check my mobile banking code in which we can do transaction but I want to add a passbook updater also.
All languages are welcome!
At least try once!
Hope you will enjoy!

Answer 1

Anyone trying?

Answer 2

I did this :)
It uses the actual day when you do a deposit or withdraw, the description is a random 4 letter word.
It has some details to fix (not very important I think) but I have to sleep now.

https://code.sololearn.com/cZrWNNz4cVeu/?ref=app