You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: Myself Christopher Johnson. I want to visit Washington next month, can you please book a flight ticket for me?

ASSISTANT: Glad to meet you Johnson.

USER: Thanks.

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: I want to take off from Detroit 10/11 and please book my return ticket also on 10/13.

ASSISTANT: Ok, please provide me airport codes of your journey locations.

USER: I want to fly from DTW airport and destination airport is IAD.

ASSISTANT: Please allow me a moment to check flight details.

USER: Sure.

ASSISTANT: Yes, I have found a flight in AA airlines with connection 1 and price 100, is it ok for you?

USER: Please book this flight ticket for me.

ASSISTANT: Ok Johnson, I have confirmed a ticket with flight number 1022.

USER: Thank you for your help.

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