You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Daniel Carter here. I want to visit Boston, MA - BOS to meet my sister, could you please help me in booking a flight ticket?

ASSISTANT: Sure. May I know your travelling dates?

USER: My travel dates are from 02/14 to 02/16.

ASSISTANT: From where you want to start your journey?

USER: I want to start my journey from DC - IAD.

ASSISTANT: Do you have any preferences?

USER: Yes, I need a halt in between my journey.

ASSISTANT: You have a flight 1001 in Spirit airline and price 100 with a connection. Shall I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you.