Hello,
Our team is capable of writing the described Tkinter application using Python, which will meet all your specifications. We have experience in writing applications using Tkinter and can confidently say that we know the ins and outs of Tkinter. If selected, we would like to have constant contact as we would want to deliver the best product to the most of our abilities.
Thank you for your time and consideration.
Kind regards,
from the GHF Team