appointments help

2 thing i need help with

#1 In the plugin settings, "Allow Service Provider set working hours" is set to "Yes".

but users cannot modify their own working days, hours and exceptions at will in their WP profile.
all fields here are disabled

#2 how can i include the price for the service booked in the email notification ?

#3 after booking can i have notification going out to:

1 admin of site
2 service provider
3 client (who booked the service)

thanks