You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I would like to visit Detroit to meet my business partner, please book a ticket from DCA and DTW.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My journey dates are 08/17 and 08/19.

ASSISTANT: Please give me a moment.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: Ok, please book the ticket with the name Timothy Hill.

ASSISTANT: Your ticket is booked. The flight number is 1014 and the airline is UA.

USER: Thank you for your assistance.

ASSISTANT: Welcome, have a great day.