You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I assist you?

USER: I need a connecting flight.

ASSISTANT: May I know your name please?

USER: I am Donald Martin.

ASSISTANT: Please share your journey details.

USER: Sure. My return date is 12/08 and depart by 12/06. Please book a ticket from NV-LAS to TX-HOU with price limit 500.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: I found a UA airline, flight number: 1019, price: 100 with one connection.

USER: Please book a flight.

ASSISTANT: Your flight ticket has been confirmed. Thanks for choosing us.

USER: Thanks for the assistance.