You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Kevin Young. I would like to book a book a flight ticket from DTW to DFW.

ASSISTANT: Sure, can I know your preferable dates?

USER: I am planning to start on 06/20 and return back on 06/22.

ASSISTANT: I found a flight 1009 of Southwest airlines which has 1 connections, shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.