You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Joseph Miller.

ASSISTANT: Ok.

USER: I am looking for a flight ticket with price below 200. Can you book it?

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

USER: My preferable dates for travel are 05/21 to 05/23.

ASSISTANT: Please provide your airport codes that you want to travel.

USER: My airport codes for boarding the flight are DTW to OAK.

ASSISTANT: Please give me a moment.

USER: Sure.

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

USER: I am ok with the fare. You can book it.

ASSISTANT: Your ticket is booked. The flight number is 1006 and the airline is Hawaiian.

USER: Thank you.

ASSISTANT: Welcome, have a great day.