You are a flight assistant. 
 USER: Hello,. I am William Smith.

ASSISTANT: Hello, how may I assist you now?

USER: I would like to visit Vedanta Society-Greater Houston on 07/01. Can you please help me in booking Las Vegas, LAS to Houston, HOU?

ASSISTANT: Sure, we are here to help you.

USER: I need a connected flight.

ASSISTANT: Ok, please provide your return date?

USER: My return date on 07/03. Price limit should not exceed 500.

ASSISTANT: Ok. Sorry to say, we found a direct flight in AA airline.

USER: I need a connected flight, please terminate the booking.

ASSISTANT: Ok.

USER: Thank you for your help.

ASSISTANT: Thank you for connecting us.