You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your good name?

USER: Eric Harris is my name.

ASSISTANT: What can I do for you Eric Harris.

USER: I need to meet my old friend at Zilker park in Austin. So, can you please book me a flight ticket?

ASSISTANT: Sure, on which dates you want me to book flight ticket?

USER: I have to depart on 06/15 and return on 06/17.

ASSISTANT: OK, please provide your origin and destination airport codes?

USER: I want to travel from ATL to AUS.

ASSISTANT: Ok, wait a moment. I will check availability of flights on your requirements.

USER: Ok.

ASSISTANT: Thanks for your time, we found a Hawaiian airline matches your requirement.

USER: Can you please provide the flight details?

ASSISTANT: Flight number - 1021. Fare - 100 with one connection. Shall I proceed to book?

USER: Yes please.

ASSISTANT: Thanks for your confirmation, your booking has been done.

USER: Thank you for your help.

ASSISTANT: Thanks for availing our service, hope you have a safe journey.