You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can i help you today?

USER: Could you help me in booking a flight ticket from ATL to IAH?

ASSISTANT: Sure, let me know your travelling dates?

USER: My departure day is July 27, return day is July 29.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other preferences?

USER: I need a economy class flight ticket.

ASSISTANT: May I know your good name?

USER: My name is Margaret Garcia.

ASSISTANT: There is a Delta airline with flight number 1016 and fare 100 and class is economy with one connection. Shall I proceed?

USER: Ok, proceed to booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.