You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to travel from CLT to AUS. Can you help me to book a flight ticket?

ASSISTANT: Sure, May I know your travelling dates?

USER: I want to fly in the flight on Sept 15 and Sept 17.

ASSISTANT: Ok, Do you have any class preference?

USER: No, but I want to return in afternoon time.

ASSISTANT: Ok, please let me know your connection limit.

USER: I am looking for a connecting flight.

ASSISTANT: Thank you for providing details, we found a connecting flight in 1012 United Airlines with a fare of 100. Can I proceed for booking?

USER: Proceed to booking.

ASSISTANT: May I know your name for booking purpose?

USER: Pamela Lopez.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.