More Options for Reservation Durations for AI Messaging

In addition to the current list of Reservation Duration Options, Need to Have Also:

- Include this Message for 7 Night Reservations or Less

- Include this Message for 6 Night Reservations or Less

- Include this Message for 5 Night Reservations or Less

- Include this Message for 4 Night Reservations or Less

- Include this Message for 3 Night Reservations or Less

Or Allow for User the flexibility to Custom Create these Time Durations