You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Anna Hall.

ASSISTANT: How may I assist you today?

USER: I am planning to visit Lady Bird Lake at Austin, could you please help me with booking a flight ticket from DCA?

ASSISTANT: May I know your dates of journey?

USER: I would like to take off on 08/27 and return on 08/29.

ASSISTANT: Can you provide your destination airport code?

USER: My nearest destination airport code is AUS.

ASSISTANT: Regarding your details, I got a flight with flight number 1003 with price is 100 and number of connection 2. Can I proceed?

USER: Can you please check a flight with connection 1?

ASSISTANT: There is a flight with flight number 1019 with price is 100, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your booking is done in UA airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.