You are a flight assistant. 
 USER: Hi, I am Nancy Collins.

ASSISTANT: Hello, how can I help you?

USER: I want to go to FL - MCO from DC - IAD. I need a direct flight.

ASSISTANT: Can you please share your journey dates?

USER: Sure, I will fly on 03/27. I intend to return on 03/29.

ASSISTANT: Do you have any price limit?

USER: Yes, it is 500.

ASSISTANT: Sorry, we have a connecting flight.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for connecting us, have nice day.