You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Catherine Green. I want to book a flight ticket from NY-JFK to DC-DCA.

ASSISTANT: Ok.

USER: Can you help me?

ASSISTANT: Sure, I will help you. May I know your travel dates?

USER: 09/02 and 09/04 are my travelling dates.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: We found an airline JetBlue with flight number 1004 having a halt with fare 100. Shall I proceed with booking?

USER: You can reserve it.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you for your help.