Should i use nofollow on calendar site created by Wix Services?

Question: Should I use the nofollow tag for the SEO on WIX Services, cause that pages that open( calendar page and final processing page arent important to be indexed or I’m wrong?

Product:
Wix Bookings

What are you trying to achieve:

HELP! I created a booking system using WIX Services. When my guest click BOOK NOW- the following page with choose a date on calendar open and when they choose the date the new window open to enter their data together with the credit card details to finish the booking.