You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: As I am a narrator, I want to attend for storytelling festival at Atlanta ATL. Can you book a flight ticket for me?

ASSISTANT: Sure, I will reserve a ticket for you.

USER: Thank you.

ASSISTANT: Could you please help me with your source airport code?

USER: I will fly from JFK.

ASSISTANT: May I know your travelling dates?

USER: I will start on 05/27 and 05/29.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a direct flight with fare of 700 from JFK to ATL. Are you comfort with this airline?

USER: Do not proceed. Thank you.

ASSISTANT: Sure, thank you for approaching us, have a nice day.