You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Carolyn Hernandez. I am planning to visit Sound board theater Detroit, DTW. Can you help me to book a connecting flight?

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are June 19 and 21.

ASSISTANT: Please provide your source airport code.

USER: I want to board from Washington DCA.

ASSISTANT: Do you have any preferences?

USER: I want to return in the afternoon time.

ASSISTANT: Ok, flight-1002 is available in JetBlue airlines with single connection and the flight fare is 200. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thanks for your kind assistance.

ASSISTANT: Thank you for reaching us.