# Cake php 3.6 chanined selects

**URL:** <https://discourse.cakephp.org/t/cake-php-3-6-chanined-selects/5246>\
**Category:** Need Help\
**Created:** [November 12, 2018, 3:55pm UTC](https://discourse.cakephp.org/t/cake-php-3-6-chanined-selects/5246 "2018-11-12T15:55:15Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![kush96](https://avatars.discourse-cdn.com/v4/letter/k/6a8cbe/32.png) [@kush96](https://discourse.cakephp.org/u/kush96)\
**Post date:** [November 12, 2018, 3:55pm UTC](https://discourse.cakephp.org/t/cake-php-3-6-chanined-selects/5246/1 "2018-11-12T15:55:15Z")

</div>

I have users , invoice , booking tables

so each user has a booking when completed i need to make an invoice. In the invoice add form how to i limits the booking ids dropdown list to match with a user id. I have tried research so much but all the information is outdated