In a circumstance that room number, room type, number of guests and room rate are not similar on any night for entire stay. You can update and make change on specific night via SPLIT PERIOD
HOW TO SPLIT PERIOD
select individual reservation --> select ⇓ dropdown arrow below More Info --> new window will display and you can split period of stay by selecting Start Date - End Date
Different split period will display as below, now you can make change on Room Type, Room Number, Number of Staying Guest and Room Rate
REMAKE
Split period is not able to compress as original