✨ feat: enhance Gradio UI with travel assistant title and info

Gradio_UI.py

@@ -261,7 +261,13 @@ class GradioUI:
     def launch(self, **kwargs):
         import gradio as gr
 
-        with gr.Blocks(fill_height=True) as demo:
+        with gr.Blocks(title="Travel Planning Assistant", fill_height=True) as demo:
+            gr.Markdown(
+                """
+                # Travel Planning Assistant
+                I can help you plan your trips, find the best time to travel, and provide information about destinations. Ask me about travel costs, best seasons to visit, or specific routes!
+                """
+            )
             stored_messages = gr.State([])
             file_uploads_log = gr.State([])
             chatbot = gr.Chatbot(
@@ -283,7 +289,7 @@ class GradioUI:
                     [upload_file, file_uploads_log],
                     [upload_status, file_uploads_log],
                 )
-            text_input = gr.Textbox(lines=1, label="Chat Message")
+            text_input = gr.Textbox(lines=1, label="Chat Message", placeholder="Ask me anything about travel, destinations, or trip planning...")
             text_input.submit(
                 self.log_user_message,
                 [text_input, file_uploads_log],