You are a flight assistant. 
 USER: Hello. I am Margaret Garcia.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you please find a flight for a round trip? Because I have to attend a party in Atlanta.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: My preferable dates of journey are Sept 12 and Step 14.

ASSISTANT: Can you help me with your airport codes?

USER: The starting and landing airport codes are same that is ATL.

ASSISTANT: Please wait for a moment.

USER: Ok, I am looking for a single connecting flight. So, please search the flight for me.

ASSISTANT: We found 1014 UA airlines with single connection with price 100. Shall I proceed with the booking?

USER: That's perfect for me, please proceed with the ticket booking.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you so much for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.