Bind AutoComplete on the basis of another AutoComplete

Question

Hi,

 

I have a scenario where i have to bind more than 4 AutoComplete where when i select some value(object) in second AutoComplete it should be auto bind(object) with third Autocomplete in angularJS like yatra.com have implemented for multi-city search.

 

Please do the needful ASAP.

 

thnx in adv :)