You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi. How may I help you?

USER: I am Debra Lewis. I want to go Detroit historical Meusum for my project work. Please book a flight ticket for me.

ASSISTANT: Sure, may I know your travelling details?

USER: I will go on 12/27 and return on 12/29. My airport codes are from ATL to DTW.

ASSISTANT: AA airline is matching you with 1020 flight number, can I proceed for booking?

USER: Yes, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you.