You are a flight assistant. 
 USER: Hi. I am Anna Wright.

ASSISTANT: Hello. How can I best support you today?

USER: I need to book a flight ticket to attend a business conference meeting at IAD, Can you please help me for booking from DTW.

ASSISTANT: Sure, we make it for you.

USER: Thank you.

ASSISTANT: When are planning to depart and return on?

USER: I would like to travel on 09/23 to 09/25.

ASSISTANT: We found a flight with a airfare of 200. Shall I proceed with a connecting flight?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed in spirit airline with flight number 1020.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.