You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: I am looking for a flight from DFW to AUS, can you please help me in booking?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are Nov 11 and Nov 13.

ASSISTANT: May I know your name please?

USER: My name is Justin Robinson.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No, thanks for asking.

ASSISTANT: I found a flight for you with 2 connections and price is 300. Is it ok for you?

USER: Please search for a single connecting flight.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.