You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please, help me to book a ticket from TX-AUS to NC-CLT?

ASSISTANT: Sure, may I know your travelling dates?

USER: That's OK, my dates of travel is from 09/09 to 09/11.

ASSISTANT: May I know your name to book the ticket?

USER: Do you have any ticket for me? Sure, my name is Stephanie Carter.

ASSISTANT: Do you have any additional requirements?

USER: Yes, my price limit is 500 with connections limit 1.

ASSISTANT: Sorry, the flight 1003 of Frontier airlines is available with 0 connection.

USER: Please, don't book it.

ASSISTANT: OK, thank you.Have a great day.

USER: Thank you.