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

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight ticket to Houston, TX-IAH to meet my best friend. Can you please help me in that?

ASSISTANT: Sure, can you help me with your travel dates?

USER: My travelling dates are from 08/31 to 09/02.

ASSISTANT: May I know your origin point?

USER: Sure, my origin point is Chicago, IL-ORD.

ASSISTANT: Do you have any other specifications?

USER: I need single connection. My price limit is 1000.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Ok.

ASSISTANT: Sorry for the inconvenience, there is no connecting flight.

USER: That's not a problem. Thanks for your kind information.

ASSISTANT: Thank you for contacting us, have a great day.