Product Market Fit Researcher

We built an app, https://play.google.com/store/apps/details?id=com.travpart.english&hl=en&gl=US;

I need you to find the right audience fit for this app, our target product market fit in a very complete precise details.
EX : age, relationship status, location, hobby, interest, job, demographics, etc

Our assumptions:
Target market : single relationship status, age 20-50s, solo traveler.
Competition analysis : https://prnt.sc/1ox9ow5

Bid is a just a place holder, name your price please.

Milestone 1 : Research on the audience (Format is attached)
Milestone 2 : Deliver our questionnaires about our app it to the potential audience based on milestone 1. You can use our questions listed or make a new one :
https://docs.google.com/forms/d/1ea7lwVz2qDczmG-Lif81hbl102pBQ8olZ82_vAfnZ0s/edit


Please answer all :

a. Please tell me exactly in terms of technical detail, what exactly will you be doing on your research for the app to reach our market target ? (ex : I will check the app and then look up at google's keyword planer...)

b. Describe your recent experience with similar projects

c. Please show us your past similar document research, so we'd know you can do this nicely.