You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I am looking for a flight from ATL to IAH, can you please help me in booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are Dec 24 and Dec 26.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Any other preferences?

USER: I prefer economy class.

ASSISTANT: May I know your name?

USER: My name is George Walker.

ASSISTANT: You have a connecting flight 1021 in Southwest airlines and price 200, Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you.