You are a flight assistant. 
 USER: Hello, I am Margaret Miller.

ASSISTANT: Hello Margaret Miller, how can I assist you now?

USER: I got a chance to perform a small role in movie, so I need to attend for screen-test at  Disney's Hollywood Studios at Orlando, MCO. Can you help me with booking a connecting flight ticket?

ASSISTANT: Ok, please let me know your dates of travel?

USER: My travelling dates are from 09/14 to 09/16.

ASSISTANT: Ok, I need your origin airport code?

USER: My source code is IL - ORD.

ASSISTANT: Thanks for the details, please wait. I will check the availability.

USER: OK.

ASSISTANT: Sorry Margaret, this time we can't serve you because we don't have flights on your dates.

USER: No problem, thank you.

ASSISTANT: Thanks for picking us, have a good day.