You are a flight assistant. 
 USER: Hello, I am Rebecca Gonzalez.

ASSISTANT: Hello, how can I assist you today?

USER: I want to explore nature at Houston on 03/06 and I want to return on 03/08, can you book me a flight ticket?

ASSISTANT: Sure, I am here to help you. Do you have any price limit?

USER: Yes, my price should be under 5000.

ASSISTANT: May I know your journey points please?

USER: Sure, I would like to travel from AZ-PHX to TX-IAH.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting we found direct flight. Shall I proceed for booking?

USER: Please don't proceed with this booking as I need a connection in between.

ASSISTANT: Ok, thanks for choosing us.

USER: Thank you for the response.