You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I support you today?

USER: I would like to book a connecting flight on 09/22 and return on 09/24. Can you help me?

ASSISTANT: Sure, Can I know your price limit?

USER: Price limit is 5000.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from NY - EWR to TX - AUS.

ASSISTANT: To process further we need your good name?

USER: I am Alexander Martin.

ASSISTANT: Thank you for your data.

USER: Ok.

ASSISTANT: We found a direct flight. Shall I move with booking?

USER: Sorry, I need a connecting flight.

ASSISTANT: Sorry to inform you that there is no connecting flight by the given given data.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for making us to serve you.