You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What kind of help are you expecting from my side?

USER: I'm planning to take my kids to Houston Zoo on 09/21, can you please help me in booking the ticket?

ASSISTANT: That's a great place for kids. Can I know your nearest airport codes?

USER: We stay in Chicago, so we would like to travel from ORD to IAH.

ASSISTANT: Can I know your return date?

USER: We are interested to return on 09/23 as we want to visit other places in Chicago.

ASSISTANT: Please hold on for a moment.

USER: Ok.

ASSISTANT: I am happy to inform you that I found a flight 1000 which has 1 connection, shall I proceed?

USER: No, please search for a flight with 0 connection.

ASSISTANT: I am sorry, there are no flights with your preferred connection limit.

USER: That's fine.

ASSISTANT: Can I know your name for documentation purposes?

USER: My name is Betty Perez. Thank you for your valuable time.

ASSISTANT: Thank you Betty, have a great day ahead.