You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you at this moment?

USER: Will you help me in booking a flight ticket from JFK to LAS?

ASSISTANT: Sure, can I have your  travel  dates please?

USER: My planned travel dates are Mar, 19 and Mar, 21.

ASSISTANT: Ok, please let me know your preferable timings of your journey.

USER: I am flexible with any timings.

ASSISTANT: Do you  have any other specifications?

USER: No, thanks.

ASSISTANT: Can I have your good name please?

USER: Donna Jones here.

ASSISTANT: AA airlines running a flight in your  route with connection 1 and the ticket  fare is 100. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Ok, your  ticket booking has done and the flight number is 1008.

USER: Thank you.

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