You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I have to attend an event at Washington-DC, can you please book my flight ticket from AUS to IAD?

ASSISTANT: Please share your travelling dates.

USER: I want to depart on July 23 and return back on July 25.

ASSISTANT: Do you need any connection limit?

USER: I prefer for a single connection.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Shirley White.

ASSISTANT: I found a flight in economy class with Hawaiian Airlines and ticket fare of 100. Shall I proceed?

USER: Yes, please book my ticket.

ASSISTANT: Your ticket is reserved in flight 1008.

USER: Thank you very much for your help.

ASSISTANT: Thank you for choosing us.