You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please book a flight ticket from ATL to ORD?

ASSISTANT: Sure, I am ready to help you in ticket booking. Can I know your travel dates?

USER: Thank you. I have planned my travel dates as Apr 25 and Apr 27.

ASSISTANT: Ok, please mention your airlines preference.

USER: I am not specific about any airlines.

ASSISTANT: Ok, can I know whether you prefer a direct flight or a connecting flight?

USER: I am looking for single connecting flight.

ASSISTANT: May I know your name please?

USER: Sure, myself Timothy Johnson.

ASSISTANT: There is a flight ticket in the flight-1001 and  the ticket cost is 300. Can I proceed to book the ticket?

USER: That is fine,  please proceed with booking.

ASSISTANT: I have booked your ticket in the Hawaiian airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.