You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Gary Walker.

ASSISTANT: How can I assist you today?

USER: I have a business meeting in Washington, can you please help me in booking a ticket from IAD to DCA?

ASSISTANT: Sure, can you please share your preferable travelling dates?

USER: I would like to travel on 09/07 and return on 09/09.

ASSISTANT: Ok, let me check for the availability of flight. Gary, I found a flight with price fare 200 and the airline is Hawaiian with 1 connection.Would you like me to proceed the booking?

USER: I am fine with that, please proceed for booking.

ASSISTANT: Your booking is confirmed with 1011 flight number.

USER: Thank you for booking.

ASSISTANT: You are welcome. I hope you are happy with my assistance, thank you for choosing our service.

USER: Welcome.