You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Jonathan Anderson. I need to book a flight from DCA to ORD, can you help me?

ASSISTANT: Sure, can you share me your travelling dates?

USER: My travelling dates are 12/06 to 12/08.

ASSISTANT: Do you have any specifications?

USER: I need economy class, can you check for that?

ASSISTANT: There is a flight with the price of 200 having one connection and economy class. Shall I proceed with the booking?

USER: Please, proceed.

ASSISTANT: Your ticket is confirmed with flight-1001.

USER: Thank you.

ASSISTANT: Thank you for reaching us.