You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Myself Ronald Williams from Las Vegas. I have to go to Detroit next month for my film shooting purpose. Can you please help me in flight ticket booking process?

ASSISTANT: Sure Ronald, I am happy to help you with that.

USER: Thank you for your positive response.

ASSISTANT: If you have any idea about airport codes of your journey locations, can you please provide me them?

USER: I would like to fly from LAS airport and destination airport is DTW because these two airports are very convenient for me to travel.

ASSISTANT: Thank you for providing codes. I need your travel dates too to get exact flight in your route, so please let me now them.

USER: I want to take off on 01/19 and please book my return ticket also on 01/21.

ASSISTANT: Ok Ronald, please be on hold for a moment while I am checking for availability of flight for you.

USER: Ok, take your time and find a best flight for me.

ASSISTANT: UA airlines running a flight in your route which is having connection 1 and the ticket fare is also very less that is 100. Is it ok for you to travel?

USER: That's fine, please confirm this flight ticket for me.

ASSISTANT: Ok Ronald, your ticket booking has done and the flight number is 1019.

USER: I am happy with your service. Thank you.

ASSISTANT: Thank you for choosing us, have a great journey.