You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to attend my Colleague's ring ceremony, can you book a ticket from Atlanta, GA - ATL?

ASSISTANT: Sure, please share your itinerary dates.

USER: I want to travel on 05/26 and 05/28.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: May I know your source airport code?

USER: It is a round trip.

ASSISTANT: Let me check.

USER: Ok.

ASSISTANT: Flight 1012 of Delta airlines is available for you.

USER: Please make it confirm.

ASSISTANT: May I know your name?

USER: I am Anna Harris.

ASSISTANT: Anna, your ticket is reserved.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us.