You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Amanda Hernandez. I want to book a flight ticket from SEA to AUS. Could you help me in booking?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from 01/05 to 01/07.

ASSISTANT: Do you have any specification?

USER: I need direct flight.

ASSISTANT: Sorry there is no direct flight on your route.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you.