You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you now?

USER: I want to book a flight ticket from Minneapolis MN-MSP to DC-DCA  to participate in a batmen tan tournament, help me in booking my flight ticket.

ASSISTANT: For booking a ticket, may I have your journey dates?

USER: 12/15 is my starting date, my return date will be 12/17.

ASSISTANT: Can I have your name please?

USER: I am Raymond Williams.

ASSISTANT: Thanks for your name. Raymond Williams, you have a flight with 1 connection of price 200. In Delta airline. Of 1017 flight.

USER: Please proceed.

ASSISTANT: Sure, ticket has been booked. Thank you.

USER: Thank you.