You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: I am Mark Hernandez and I want to celebrate my brother's birthday in Bellagio at Las Vegas. Can you please book a ticket?

ASSISTANT:  Sure, Could you please let me know your travelling dates?

USER: My travel dates are 03/23 and 03/25. The price should be 500.

ASSISTANT: Please let me know your airport codes.

USER: The airport codes are ATL and LAS.

ASSISTANT: Do you have any connection limit?

USER: Yes, I want single connection only.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: Thanks for being waiting. We found a Jet blue airline,flight number:1002 and the price is 100.

USER: Confirm my ticket booking.

ASSISTANT: May I know your name for booking?

USER: Mark Hernandez.

ASSISTANT: Your ticket has been processed.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.