Vehicle fly GUI v1 by me

local function IntGUI()
    local player = game.Players.LocalPlayer
    local character = player.Character or player.CharacterAdded:Wait()
    local localroot = character:WaitForChild("HumanoidRootPart")
    local playergui = player:WaitForChild("PlayerGui")
    local humanoid = character:WaitForChild("Humanoid")

    -- Main Frame and GUI
    local GUI = Instance.new("ScreenGui")
    GUI.Parent = playergui
    GUI.Name = "Main GUI"
    local mainFrame = Instance.new("Frame")
    mainFrame.Size = UDim2.new(0, 150, 0, 150)
    mainFrame.Parent = GUI
    mainFrame.Position = UDim2.new(0, 500, 0, 0)
    mainFrame.BackgroundColor3 = Color3.new(1, 1, 1)
    -- Title
    local title = Instance.new("TextLabel")
    title.Parent = mainFrame
    title.Name = "Title"
    title.Text = "Fly Vehicle GUI v1"
    title.Size = UDim2.new(0, 150, 0, 10)
    -- Close/Open Button
    local Close = Instance.new("TextButton")
    Close.Size = UDim2.new(0, 80, 0, 50)
    Close.BackgroundColor3 = Color3.new(1, 1, 1)
    Close.Position = UDim2.new(0, 0, 0, 150)
    Close.Name = "CloseButton"
    Close.Parent = GUI
    Close.Text = "Close/Open"
    -- Fucntion when Clicked
    Close.MouseButton1Click:Connect(function()
        if mainFrame.Visible then
            mainFrame.Visible = false
        elseif not mainFrame.Visible then
            mainFrame.Visible = true
        end
    end)

    local Flybutton = Instance.new("TextButton")
    Flybutton.Parent = mainFrame
    Flybutton.Size = UDim2.new(0, 150, 0, 30)
    Flybutton.Position = UDim2.new(0, 0, 0, 10)
    Flybutton.Name = "Fly Button"
    Flybutton.Text = "Click me To Fly"
    -- Speed InPut Text
    local Speed = Instance.new("TextBox")
    Speed.Size = UDim2.new(0, 150, 0, 20)
    Speed.Position = UDim2.new(0, 0, 0, 150)
    Speed.Name = "Speed"
    Speed.Text = "Put you Speed Value of Fly here"
    Speed.Parent = mainFrame
    -- Stop flying Function
    local StopFly = Instance.new("TextButton")
    StopFly.Size = UDim2.new(0, 150, 0, 20)
    StopFly.Position = UDim2.new(0, 0, 0, 80)
    StopFly.Name = "Stop Fly"
    StopFly.Parent = mainFrame
    StopFly.Text = "Stop Fly"
    -- Function when Clicked
    Flybutton.MouseButton1Click:Connect(function()
        if Flybutton.Text ~= "Now Flying" then
            Flybutton.Text = "Now Flying"
            local bg = Instance.new("BodyGyro", localroot)
            local bv = Instance.new("BodyVelocity", localroot)
            bg.MaxTorque = Vector3.new(math.huge, math.huge, math.huge)
            bg.D = 5000
            bg.P = 50000
            bg.CFrame = game.Workspace.CurrentCamera.CFrame
            if Flybutton.Text == "Now Flying" then
                if not mainFrame:FindFirstChild("Foward Fly") then
                    local foward = Instance.new("TextButton")
                    foward.Size = UDim2.new(0,150, 0, 20)
                    foward.Position = UDim2.new(0, 0, 0, 40)
                    foward.Name = "Foward Fly"
                    foward.Text = "Foward Fly"
                    foward.Parent = mainFrame
                    local backward = Instance.new("TextButton")
                    backward.Parent = mainFrame
                    backward.Name = "Backward"
                    backward.Size = UDim2.new(0, 150, 0, 20)
                    backward.Position = UDim2.new(0, 0, 0, 60)
                    backward.Text = "Backward"
                    foward.MouseButton1Click:Connect(function()
                        localroot.Anchored = false
                        localroot:FindFirstChildOfClass("BodyVelocity"):Destroy()
                        localroot:FindFirstChildOfClass("BodyGyro"):Destroy()
                        local bg = Instance.new("BodyGyro", localroot)
                        local bv = Instance.new("BodyVelocity", localroot)
                        bg.MaxTorque = Vector3.new(math.huge, math.huge, math.huge)
                        bg.D = 5000
                        bg.P = 50000
                        bg.CFrame = game.Workspace.CurrentCamera.CFrame
                        bv.MaxForce = Vector3.new(math.huge, math.huge, math.huge)
                        bv.P = 5000
                        bv.Velocity = game.Workspace.CurrentCamera.CFrame.LookVector * tonumber(Speed.Text)
                        wait(3)
                        bv.Velocity = Vector3.new()
                    end)
                    backward.MouseButton1Click:Connect(function()
                        localroot.Anchored = false
                        localroot:FindFirstChildOfClass("BodyVelocity"):Destroy()
                        localroot:FindFirstChildOfClass("BodyGyro"):Destroy()
                        local bg = Instance.new("BodyGyro", localroot)
                        local bv = Instance.new("BodyVelocity", localroot)
                        bg.MaxTorque = Vector3.new(math.huge, math.huge, math.huge)
                        bg.D = 5000
                        bg.P = 50000
                        bg.CFrame = game.Workspace.CurrentCamera.CFrame
                        bv.MaxForce = Vector3.new(math.huge, math.huge, math.huge)
                        bv.P = 5000
                        bv.Velocity = game.Workspace.CurrentCamera.CFrame.LookVector * tonumber(-Speed.Text)
                        wait(3)
                        bv.Velocity = Vector3.new()
                    end)
                    StopFly.MouseButton1Click:Connect(function()
                        humanoid.Health = 0
                        Flybutton.Text = "Stopped Fly Click Again to Fly"
                        foward:Destroy()
                        backward:Destroy()
                    end)
                end
            end
        end
    end)
end


IntGUI()