You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to attend a seminar in ATL, can you help me in booking a ticket from ORD?

ASSISTANT: Sure, we are here to make your booking ease. Can you share me your trip dates?

USER: I am departing on Apr 03 and return on Apr 05.

ASSISTANT: Is there any airline preference for you?

USER: I want to travel in normal-cost flight.

ASSISTANT: May I know your depart time and arrival time?

USER: I am ok with any time.

ASSISTANT: Do you have any other requirements?

USER: I need a flight with connection limit 1, I do not have any other preference.

ASSISTANT: We found a connecting flight with 1021 flight number in Delta Airlines. Shall I reserve this for you?

USER: Please proceed for booking.

ASSISTANT: To confirm the booking, may I know your good name?

USER: My name is Eric Young.

ASSISTANT: Your seat has been reserved with normal cost airlines and you will depart at 10:00 Am and arrive at 13:00 PM.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us, have a safe journey.