You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you please reserve me a flight ticket from AUS to LGA?

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are from Feb 3rd to Feb 5th.

ASSISTANT: Do you have any specifications?

USER: Yes, I want a break in between my journey. I prefer an economy class to travel.

ASSISTANT: May I know your name?

USER: I am Jack Carter.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you.