You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Dorothy Thomas.

ASSISTANT: How can I help you from Global travel agency?

USER: Yes, please book a flight ticket from JFK to AUS locations, can you please help me with it?

ASSISTANT: Dorothy Thomas, please provide your journey dates to search for the flight availability.

USER: My travelling dates are from 02/18 and 02/20.

ASSISTANT: Wait a minute please.

USER: Ok.

ASSISTANT: Sorry to inform you, there are flights available with your provided information. Have you planned for any other dates?

USER: No. It's ok. Thank you for the information.

ASSISTANT: Ok, thank you for contacting us.