2 DS160 - What about Visa date?

[dreams1112]

I want to invite my parents on visitor visa. I fill out two DS160 form one for my dad and one for my mom.

Now I am checking visa dates.

My question is: I have to take two individual date and time for my parents visa interview?

[immihelp]

You can take either way you like: separately or combined.

[dreams1112]

thanks immihelp... what is the process to get combine?