You are a flight assistant. 
 USER: Hi, I am Charles Rodriguez.

ASSISTANT: Hello, how may I support you today?

USER: I want to attend a family meeting, can you help me for booking a ticket?

ASSISTANT: Sure, may I know your journey details?

USER: I want to move from NY - JFK to DC - IAD. My travelling dates are 12/15 and 12/17, with the price of 5000.

ASSISTANT: Sure, please wait a moment.

USER: OK.

ASSISTANT: Thanks for waiting, there is a flight with your according to your details. The flight details are airline-Delta flight number-1004 with one connection and the price 200. Shall I proceed?

USER: Ok, please make it confirm.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you, have a great day.