You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jack Thomas here. Can you help me to find a flight from AUS to BOS?

ASSISTANT: Sure, I will help you with that. Can you please share me your travel dares?

USER: My travelling dates are 01/17 and 01/19.

ASSISTANT: Please hold for a mean while, let me check the flight's availability in our route.

USER: Sure.

ASSISTANT: Sorry to say, there are no flight's available on our route as per your given travel dates.

USER: That's fine, thanks for your information.

ASSISTANT: Thank you for contacting us, have a great day.