Update app.py

app.py

@@ -1,7 +1,21 @@
 import gradio as gr
 
-def greet(name):
-    return "Hello " + name + "!!"
+def create_welcome_letter(name, email, favorite_color):
+    # Create a welcome letter using the provided data
+    return f"Welcome {name}!\n\n" \
+           f"We're excited to have you join us. We have your email as {email}, " \
+           f"and we see that your favorite color is {favorite_color}. " \
+           f"We hope you enjoy your time with us!"
 
-demo = gr.Interface(fn=greet, inputs="text", outputs="text")
-demo.launch()
+# Define the interface with multiple inputs
+demo = gr.Interface(
+    fn=create_welcome_letter,
+    inputs=[
+        gr.inputs.Textbox(label="Name"),
+        gr.inputs.Textbox(label="Email"),
+        gr.inputs.Textbox(label="Favorite Color")
+    ],
+    outputs="text"
+)
+
+demo.launch()