You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you?

USER: I am Brian Wilson. I want to book a ticket as I have to attend meeting at Detroit, can you please book me a ticket?

ASSISTANT: Sure. May I know your travelling dates?

USER: My travelling dates are 02/23 and 02/25.

ASSISTANT: Sure, May I  know your airport codes?

USER: My airport codes are from LAS to DTW.

ASSISTANT: There is a flight 1005 in JetBlue airline and price 100 with a connection. Shall I proceed?

USER: Ok, please book this ticket.

ASSISTANT: You ticket is done.

USER: Thank you.

ASSISTANT: Thank you.