You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I want to meet my childhood friend in JFK. Can you help me in booking flight ticket from AUS?

ASSISTANT: Please share me your name.

USER: Robert Lee.

ASSISTANT: Please share me your travel dates.

USER: My trip dates are June 04 to June 06.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel in connecting flight.

ASSISTANT: Sorry, there is no flight at this moment. Thank you.

USER: Ok, no problem. Thank you.