instruction: I came to Berlin for important work to meet my son, who lives here, but now I want to go back to my home in Ulm, so search for the schedule of trains from Berlin to Ulm in the Rome2Rio app.

previous_actions: 

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      class_name: "android.widget.FrameLayout"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 32
        top: 1034
        right: 1048
        bottom: 1094
      }
      class_name: "android.widget.TextView"
      text: "To conceal the detailed timetable"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 519
        top: 1094
        right: 561
        bottom: 1136
      }
      class_name: "android.widget.ImageView"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 64
        top: 990
        right: 1016
        bottom: 993
      }
      class_name: "android.view.View"
      depth: 16
    }
  }
}


assistant: !FUNCTIONCALL{"name": "open_app", "parameters": {"app_name": "Rome2Rio"}}