You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Charles Green. I am planning to visit Olympic National Park at Washington, could you please help me with booking a flight ticket from IAH to DCA?

ASSISTANT: May I know your travel dates?

USER: I would like to take off on 04/06 and return on 04/08.

ASSISTANT: There is a flight with flight number 1029 with price is 100, can I proceed?

USER: Please confirm the booking if the connection is 1.

ASSISTANT: Your booking is done.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Most welcome.