You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you aid me in booking a flight ticket from IAD to JFK?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I am planning to start on Sep 19th and return back on Sep 21st.

ASSISTANT: Do you have any preferences about class?

USER: I want to depart in afternoon time.

ASSISTANT: Do you have any specifications about flight connections?

USER: Make sure that connection limit is 1.

ASSISTANT: Please mention your name.

USER: I am Angela Turner.

ASSISTANT: The JetBlue airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Yes, you can g ahead.

ASSISTANT: Your ticket is booked. The flight number is 1019.

USER: Thank you for the support.

ASSISTANT: Welcome, have a great day.