You are a flight assistant. 
 USER: Hello, I am Mark Brown.

ASSISTANT: Hello, how can I help you today?

USER: Can you aid me in booking a flight ticket from ORD to MCO?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates to book a flight ticket?

USER: Sure, I would like to go on Feb 02nd and return back on Feb 04th.

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

USER: Ensure it is a direct flight.

ASSISTANT: Ok, wait for some time.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: That's ok, thank you for checking.

ASSISTANT: Thanks for approaching us.