Use the “remind me later” feature to skip calls on your iPhone.

Use the “remind me later” feature to skip calls on your iPhone, without forgetting about them.

"On the other hand, you can motivate iOS to remind you to get back to later. Likewise with the auto-answers, the way you do this relies upon your adaptation of iOS: in iOS 9 you tap the Remind Me catch over the slide, yet in prior variants you swiped upwards and chose Remind Me Later. 

"You can be reminded in 60 minutes, 'When I Leave' or (where relevant) 'When I Get Home'. Ensure your deliver points of interest are up and coming in Contacts, so your iPhone knows where home is. The timings will be founded on your GPS developments." –