There are multiple payment methods available in WpPayform.
And the user can choose any option to pay. Here is a ticket booking form with multiple user selected payments method.
User selected payment method :
You can give the user an option to choose the payment method.
Test using card number 4242 4242 4242 4242, any (future) expiration and any CVC. More test cards
Test using PayPal Id: email@example.com password: 12345678