You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Jacob Baker. I need to book a flight ticket from ATL to MCO, Can you please help me for booking?

ASSISTANT: Sure, could you help me with your journey dates?

USER: I would like to travel on 06/21 to 06/23.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight with fare of 500.

ASSISTANT: Sorry, there is no flight available to your destination point.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for opting us.