Book a Table
com.opentable.action.RESERVE
Reserve a table at a known location of opentable.com, partysize and refId are optional query parameters of the url.
Read more at 7 Touch Group’s blog.
Use
public void startBookATable() {
    Intent intent = new Intent("com.opentable.action.RESERVE"); 
    intent.setData(dataUri); // restaurant and party size in the format reserve://opentable.com/?partySize= 
    if (intent.resolveActivity(getPackageManager()) != null) { 
        startActivity(intent);
    }
}  Example intent filter
<activity ...>
    <intent-filter>
        <action android:name="com.opentable.action.RESERVE" />
        <category android:name="android.intent.category.DEFAULT" />
    </intent-filter>
</activity>
            Apps Providing an Implementation
Search on Google Play, AppBrain, Amazon App store or similar (not yet available - please make this happen!)