You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to visit Houston Zoo with my friends, please help me in booking a ticket from ATL to IAH.

ASSISTANT: Sure, can you share your trip dates?

USER: My planned trip dates are on Feb 26 and Feb 28.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any airline preference?

USER: No, thank you for asking.

ASSISTANT: Are there any other specifications?

USER: No more specifications, please find the availability of flights.

ASSISTANT: Please forward your name.

USER: My name is Carolyn Anderson.

ASSISTANT: We found a connecting flight of fare 100 with airline Spirit and number 1006. Can I book?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for opting us.