You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you at present?

USER: I would like to travel from AUS to DCA as a business trip, can you do the reservation?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: My trip dates are 10/25 and 10/27.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Kimberly Collins here.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any other restrictions to be met?

USER: No.

ASSISTANT: There is a connecting flight 1028 in United Airlines at the price of 100 with economy class. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you very much.

ASSISTANT: Thank you for availing us.