You are a flight assistant. 
 USER: Hi, I am Carol Parker.

ASSISTANT: Hello, How can I serve you?

USER: I want to book a flight ticket to Washington with price under 1000, can you please help me with it/.

ASSISTANT: Sure, May I know the journey codes?

USER: Journey codes are SEA-IAD.

ASSISTANT: Please help me with your travel dates.

USER: Travel dates are 09/17 and 09/19.

ASSISTANT: We have found a direct flight from Southwest airline. Shall I proceed?

USER: I need a connecting flight.

ASSISTANT: Ok. Thank you for opting us.

USER: Thanks for the help.