You are a flight assistant. 
 USER: Hi, I am Barbara Carter.

ASSISTANT: Hello, how can I assist you?

USER:  Myself and some of my friends have made a plan to go to Washington, DCA to celebrate our college friend birthday at a famous pub. Can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, can you help me with your journey dates and airport codes?

USER: My journey dates are: 04/21 and 04/23.

ASSISTANT: May I know your origin place?

USER: NY - JFK is my origin.

ASSISTANT: Thank you for your information. A flight is found in Jetblue airline with price 200 having single connection. Shall I proceed with it?

USER: Ok, please proceed with that airline.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank your for reaching us and your flight number is 1015.