You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a flight ticket from IAH to AUS?

ASSISTANT: Sure, we are glad to help you. Can you please let em know your travelling dates?

USER: My travelling dates are 14 and 16 of Aug.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any other specifications for you?

USER: I don't have any specifications.

ASSISTANT: Can I have your good name?

USER: I am Carolyn Lee.

ASSISTANT: Thanks for providing details, there is a direct flight found in American Airlines with a fare of 100 which departs at 10:00 AM and return at 14:00 PM. Shall I reserve?

USER: Please proceed to booking.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1003.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.