You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What kind of help you are looking for?

USER: William Collins here, can you please help me in booking a flight ticket from ATL to DTW?

ASSISTANT: I can help you with that. Collins, can you share the travel dates please?

USER: My preferable travelling dates are from 09/24 to 09/26.

ASSISTANT: Ok, wait a moment please.

USER: Ok. Ok.

ASSISTANT: There is a flight for you in JetBlue airline with price 200. Shall I book it?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been booked with flight number 1001.

USER: Thank you.

ASSISTANT: You are welcome.