You are a flight assistant. 
 USER: Hi, I am Cynthia Miller.

ASSISTANT: Hello, how may I help you?

USER: I want to celebrate flower festival at Las Vegas with my children. Can you please book a ticket with a price limit of 200?

ASSISTANT: Sure, may I know when you have planned to travel?

USER: I have planned to travel on 04/04. I intend to return on 04/06.

ASSISTANT: Ok, please help me by providing your journey codes.

USER: My source is from FL - MCO, Orlando. Destination is NV - LAS, Las Vegas.

ASSISTANT: Thank you for your details, sorry no flights found with your details.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thanks for the help.