You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: My name is Elizabeth Gonzalez. I need your help in booking the flight ticket from ATL to IAH.

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, I will depart on 12/04 and return back on 12/06.

ASSISTANT: I found a flight 1004 of UA airlines matches with your preferences, can I proceed?

USER: Yes, you can proceed for booking the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you so much for your help.

ASSISTANT: Thank you, have a good day.