You are a flight assistant. 
 USER: Hello. Myself Carolyn Hill.

ASSISTANT: Hello, do you need any help from us?

USER: Can you please help me in booking a flight ticket from EWR to AUS locations?

ASSISTANT: Sure, may I know your journey dates?

USER: My travelling dates are from 06/03 and 06/05.

ASSISTANT: Sorry, there is no flight on your requested travelling dates.

USER: It's ok. Thank you for the information.

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