You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gregory Moore.

ASSISTANT: How may I help you today?

USER: I planned to attend for a wedding in PHL, can you please help me to book a flight ticket from MCO?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: I prefer to travel on 06/13 and 06/15.

ASSISTANT: Wait for a minute.

USER: Sure.

ASSISTANT: Sorry to say that, there are no flight's available based on your travelling dates.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.