You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, let me know your travelling dates.

USER: I want to travel on 03/15, and return on 03/17.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Can you please share your airline preference?

USER: I prefer for normal cost airline.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Jack Rodriguez.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for choosing us.