You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book my flight ticket from DCA to AUS?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Sure, I will depart on Jan 5th and return back on Jan 7th.

ASSISTANT: Is there any connection limit?

USER: Yes, I prefer for a flight having single connection.

ASSISTANT: May I know your arrival and depart timings?

USER: I am comfortable at any time.

ASSISTANT: Please forward your name.

USER: My name is Pamela Harris.

ASSISTANT: Do you have any other specifications?

USER: Yes, I prefer for a normal-cost airlines.

ASSISTANT: We found a connecting flight of fare 100 with airline American and number is 1015. Can I proceed?

USER: Sounds perfect! You can book the ticket for me.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you very much for your help.

ASSISTANT: Thank you for availing us.