You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to travel to PHL for attending an event over there. Can you please help me to book a flight ticket from MCO?

ASSISTANT: Sure, may I know your planned journey dates please?

USER: My travelling dates are 11/26 and 11/28.

ASSISTANT: Can I have your good name please?

USER: I am Amy Campbell.

ASSISTANT: I'm sorry to say that there is no flight available on those dates.

USER: Its ok, I will go with another services. Thank you for the information.

ASSISTANT: Thank you for choosing us.