You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me in booking the flight ticket from AUS to LGA?

ASSISTANT: Let me know your travel dates.

USER: My planned dates of journey are Jan 04 and Jan 06.

ASSISTANT: Is there any connection limit?

USER: I prefer direct flight for this trip.

ASSISTANT: Can I know your name?

USER: My name is Anna Johnson.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: Ok, not an issue.

ASSISTANT: Thank you.

USER: Thank you for providing information.