F# http reqeust with HttpClient

program.fs

// Learn more about F# at http://fsharp.org

open System
open System.Net.Http

[<EntryPoint>]
let main argv =

    //Do whatever with XML stuff here         
    let parseXml x = x 

    // takes x parsed xml 
    // returns whatever you want
    // ignore is just going to ignore whatever results you should do all youw work in the aync{ } and not return anything
    let returnXml x = x |> ignore

    let doXmlStuff = async { 
            let client = new  HttpClient()
            let! response = client.GetStringAsync("http://google.com")                         
                            |> Async.AwaitTask                                                     

            let parsedStuff = parseXml response                        
            returnXml parsedStuff
        }

    doXmlStuff |> Async.RunSynchronously        
    0 // return an integer exit code

Sample.fsproj

<Project Sdk="FSharp.NET.Sdk;Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>netcoreapp1.1</TargetFramework>
  </PropertyGroup>

  <ItemGroup>
    <Compile Include="Program.fs" />
  </ItemGroup>

  <ItemGroup>
    <PackageReference Include="FSharp.Core" Version="4.1.*" />
    <PackageReference Include="FSharp.NET.Sdk" Version="1.0.*" PrivateAssets="All" /> 
    <!-- You need to add this for System.Net.Http to work. After adding this do a dotnet restore --> 
    <PackageReference Include="System.Net.Http" Version="4.3.*" />
  </ItemGroup>

</Project>