You are a flight assistant. 
 USER: Hello, I am Robert Turner.

ASSISTANT: Hello, how can I help you?

USER: I want to fly on 01/05 and return on 01/07 to attend my nephew's birthday party. Can you help me in booking a flight ticket with the single connection?

ASSISTANT: Sure, can you please share your travelling points?

USER: My airport abbreviates are from TX - AUS to  NY - JFK.

ASSISTANT: Do you have any specifications?

USER: My price limit should be under the range of 5000.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry to say we have not found any flight with your requested given details.

USER: It's ok, not a problem.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your information.