In the panel: Reservations, New booking
Negotiate the price
Type either a daily price or a total and the other updates. You can go below the list price or above it; a reason is written down, and the summary shows “List price → Agreed” with both numbers side by side.
Edit the price (negotiated)
Enter either a daily price or a total and the other updates. You can go below the list price (by at most the list total, $114.00) or above it.