You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I be of your service?

USER: I live in Houston, I have a plan to Visit my high school friends at get together party.

ASSISTANT: Sure, may I know your name please?

USER: Laura Jackson, I need a flight on 09/16 and return ticket on 09/18.

ASSISTANT: OK Laura Jackson, can I get your airport codes please?

USER: Sure, I will fly from TX-HOU to GA-ATL.

ASSISTANT: OK, any other specifications?

USER: Price should be 500 and connection limit should be 1.

ASSISTANT: OK, can you please hold on a moment, I will check the availability of flights and get back to you.

USER: OK.

ASSISTANT: Thanks for waiting. We are sorry to say you that, we have not found any flights on your preferred dates.

USER: Thank you for the information.

ASSISTANT: OK, Thank you for contacting with us.