import streamlit as st

def chatbot(input_text):
    return input_text

st.title("Chatbot App")

user_input = st.text_input("Enter your message:")
if st.button("Send"):
    if user_input:
        bot_response = chatbot(user_input)
        st.text("Bot Response:")
        st.write(bot_response)
    else:
        st.warning("Please enter a message.")