You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand?

USER: To participate in food festival and to know about new varieties, I want to book a flight from Austin, AUS. Can you help me with it?

ASSISTANT: Sure, may I know your landing airport code?

USER: Yes, it's AUS and my source point is JFK.

ASSISTANT: I need your name to make a reservation.

USER: I am John Thomas.

ASSISTANT: Ok, please mention your travelling dates.

USER: My journey dates are 04/03 and 04/05.

ASSISTANT: Unfortunately, no flights were found on your requested dates.

USER: No issue, thank you.

ASSISTANT: Thank you for choosing us.