Simplest quickie Kickstart to use as a base:

auth --enableshadow --passalgo=sha512
cdrom
text
firstboot --enable
ignoredisk --only-use=sda
keyboard --vckeymap=gb --xlayouts='gb'
lang en_GB.UTF-8
reboot
network  --hostname=localhost.localdomain
rootpw password
services --disabled="chronyd"
timezone Europe/London --isUtc --nontp
bootloader --append=" crashkernel=auto" --location=mbr
autopart --type=lvm
clearpart --all --initlabel

%packages
@^minimal
@core
kexec-tools

%end

%addon com_redhat_kdump --enable --reserve-mb='auto'

%end

LABEL generic-centos
  kernel centos/centos7.1611/vmlinuz
  append initrd=centos/centos7.1611/initrd.img method=https://netboot.local/centos/centos7.1611/ ks=https://netboot.local/centos/generic-centos.ks vga=normal