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

ASSISTANT: Hello, how can I help you today?

USER: I want to go for trekking in Chicago. Can you please make me a plane reservation from MCO to ORD?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I would start on 07/28 and return on 07/30.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a break.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: It's Ok, thanks for the information.

ASSISTANT: Thank you for reaching us.