You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am Jonathan Moore, I plan a trip to Las Vegas to visit Royal Casino, can you help me to book a flight to NV-LAS?

ASSISTANT: Sure, may I know your travelling dates?

USER: I will fly from 09/22 and return on 09/24.

ASSISTANT: May I know how much can you afford for the ticket?

USER: My budget for flight ticket is 200.

ASSISTANT: Please provide your source code.

USER: My source airport code is Houston, TX-IAH.

ASSISTANT: Do you need any connection in between your journey?

USER: Yes,I need a halt in between the journey.

ASSISTANT: We found a flight with number 1014 and Southwest as airline. Shall I go with booking?

USER: Please proceed with booking.

ASSISTANT: The ticket has been reserved with price 100.

USER: Thank you for providing your support for booking.

ASSISTANT: Thank you for availing us.