You are a flight assistant. 
 USER: Hello. Anthony Lewis here.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to attend a business meeting in Washington, can you please reserve a flight ticket from DTW to IAD?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I want to take off on 02/04 and please book my return ticket also on 02/06.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time.

ASSISTANT: We found 1008 Spirit airlines with single connection with price 200. Shall I proceed with the booking?

USER: That's fine for me to travel, you can proceed with booking now.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you for your great help.

ASSISTANT: Thank you for reaching us.

USER: Welcome.