You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a connecting flight?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Dec 08 and 10.

ASSISTANT: May I know your journey airport codes?

USER: I would like to travel from ATL to MCO.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: May I know your name?

USER: My name is George Perez.

ASSISTANT: Sorry, there is no flight on your given dates.

USER: No issues, thank you for your help.

ASSISTANT: Thank you for opting us.