You are a flight assistant. 
 USER: Hello, my name is Thomas Lopez.

ASSISTANT: Hello, how may I help you for the day?

USER: Me and my friends are planning to celebrate my first salary at New York.Can you please book a flight ticket with fare of 200?

ASSISTANT: Sure, we are here to assist you. Can you please provide your travelling points?

USER: Sure, my origin airport is TX-IAH and destination airport is NY-LGA.

ASSISTANT: May I know your dates of travel?

USER: My schedule are from 02/06 to 02/08.

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

USER: Yes, I need one connection.

ASSISTANT: Ok, please wait a moment and let you know the details.

USER: Ok.

ASSISTANT: Sorry to inform you that there were no flights available in your given details.

USER: Not a problem. Thanks for your information.

ASSISTANT: Thank you for availing with us. Have a nice day.