Touch Pad not working in Ubuntu 18.04

I have installed Ubuntu 18.04 on my new Lenovo Thinkbook series and since then my touch pad is not working.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-5.0.0-1067-oem-osp1 5.0.0-1067.72
ProcVersionSignature: Ubuntu 5.0.0-1067.72-oem-osp1 5.0.21
Uname: Linux 5.0.0-1067-oem-osp1 x86_64
ApportVersion: 2.20.9-0ubuntu7.17
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: gdm 1009 F.... pulseaudio
                      vinay 1480 F.... pulseaudio
Date: Sat Sep 5 20:22:09 2020
InstallationDate: Installed on 2020-09-05 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
MachineType: LENOVO 20RV
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_IN
 SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.0.0-1067-oem-osp1 root=UUID=27b0b5a6-70e1-475c-9cde-b58711b8655c ro quiet i8042.nopnp=1 pci=nocrs
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
 linux-restricted-modules-5.0.0-1067-oem-osp1 N/A
 linux-backports-modules-5.0.0-1067-oem-osp1 N/A
 linux-firmware 1.173.19
SourcePackage: linux-oem-osp1
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/15/2020
dmi.bios.vendor: LENOVO
dmi.bios.version: CJCN25WW
dmi.board.name: LVA/LVAB
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40697 WIN
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.modalias: dmi:bvnLENOVO:bvrCJCN25WW:bd01/15/2020:svnLENOVO:pn20RV:pvrLenovoThinkBook14-IML:rvnLENOVO:rnLVA/LVAB:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvr:
dmi.product.family: Lenovo ThinkBook 14-IML
dmi.product.name: 20RV
dmi.product.sku: LENOVO_MT_20RV_BU_idea_FM_Lenovo ThinkBook 14-IML
dmi.product.version: Lenovo ThinkBook 14-IML
dmi.sys.vendor: LENOVO