You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I am Pamela White. I am planning to book a ticket from MCO to EWR. Can you please help me out?

ASSISTANT: Sure, Please help me with your travel dates.

USER: I would like to travel on Sept 12 and return back on Sept 14.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for opting us.