You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please book a ticket from TX-AUS to TX-DFW?

ASSISTANT: OK, please mention your dates of travel?

USER: I prefer to travel on 09/26 and 09/28. Please make sure the connection must be 1.

ASSISTANT: I found a ticket with airline Frontier. Sorry, the provided connections limit is 0. Do you want me to proceed for booking?

USER: No, but I need 1 connection. So please don't proceed.

ASSISTANT: OK, no problem, may I know your name please?

USER: Yes, I am Amy Williams.Thank you for your assistance.

ASSISTANT: Thank you, for consulting us.