You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you help me in booking my flight ticket from MCO to LAX?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: My trip dates will be Dec 27th to Dec 29th.

ASSISTANT: Do you need any break?

USER: Yes, I need a break.

ASSISTANT: Is there any other specifications?

USER: No, thank you.

ASSISTANT: May I know your name?

USER: I am Christopher Carter.

ASSISTANT: We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.

USER: Its ok, thank you.

ASSISTANT: Thank you for opting us.