You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: My name is Roberts Edwards, I want to book a flight from JFK to meet my sister at Washington. Can you book a connecting flight for me?

ASSISTANT: Sure, let me know your travelling dates?

USER: I will fly on 17th July and return on 19th July.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your destination airport code?

USER: My destination point is IAD.

ASSISTANT: we found a flight 1012 with one connection and price 100. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your booking has been confirmed in Southwest airline.

USER: Thank you for helping me.

ASSISTANT: Thank you.