You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Find a flight ticket that is from IAH to ATL.

ASSISTANT: Sure, can I have your good name please?

USER: Amy Thompson.

ASSISTANT: Ok Amy, when you are willing to travel?

USER: My preferable dates for travel are 03/23 to 03/25.

ASSISTANT: Ok, do you have any other requirements?

USER: I need a flight with one connection.

ASSISTANT: Sorry to tell you that, there are no flights providing a connection limit 1 from IAH to ATL.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for your positive response. Have a nice day.