Marketing agents for online store in cosmatics

An online store that is based on e commerce business marketing two type of products:
1- cosmetics
2- Hair brush devices

We are looking for a marketing consultant who can help us to increase our sales, who can help us to:

1- Build a brand awareness
2- Aquire more customers and reach our sales targets (SAR xxx)

We have our own online store, a channel on Amazon and Noon.com . Our target is to push the sales from the own online store.

Our sales online store has an access towards the following advertising channels:
Ticktot
Twitter
Snapchat
Whatsapp
Facebook
Google Ads
Instagram
Email
Social Influencer

Target is B2C customers through our own website in Saudi Arabia
We have two employees for graphic designer and content creation. They can support the marketing agent in his needs

I am expecting from the candidates to give a proposal that can clearly explain the following is going to be conducted:
1- Clear plan for marketing activities for the next 3 months
2- Clear budget that is going to be spent on marketing
3- Content creation
4- Define what are the missing items that need to added to the store