You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Is this flight ticket booking agency?

ASSISTANT: Yes, it is flight ticket booking agency.

USER: I want to go my home this week off, can you help me in departure and retutrn flight ticket booking process?

ASSISTANT: Sure, may I know your name please to proceed further?

USER: Myself Nicole Martinez.

ASSISTANT: When are you planning your journey, Nicole?

USER: I would like to departure on 04/19 and return date is 04/21.

ASSISTANT: Can you help me with your airport codes for enhanced search?

USER: Sure, my take off airport is ATL and destination airport is DEN.

ASSISTANT: I found a direct flight with Hawaiian airlines costs you 200. Shall I book the ticket for you?

USER: But I want 1 connection limit, so please don't book this flight ticket.

ASSISTANT: Ok, thank you for reaching us.

USER: Thank you for your information.