You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a flight ticket to spend my time with my granny at IAD, can you help me with booking a direct flight?

ASSISTANT: Sure, may I know your boarding point?

USER: My boarding point is AUS.

ASSISTANT: Can you please share your planned travel dates?

USER: My travel dates are Apr 15 and Apr 17.

ASSISTANT: Do you have any other requirements?

USER: My return time is evening.

ASSISTANT: May I know your name please?

USER: I am Pamela Walker.

ASSISTANT: We found a direct flight, airline: Hawaiian, flight number: 1004, price: 100.

USER: Please proceed.

ASSISTANT: Your flight ticket has been confirmed in economy class, return time: 21:00PM.

USER: Thank you.

ASSISTANT: Thank you for choosing us.