You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you for the day?

USER: I am planning for a round trip, could you please help me with booking a flight ticket from MCO?

ASSISTANT: Sure, I am here to help you. Can you please let me know your travelling dates?

USER: I would like to depart on Dec 23rd and return on Dec 25th.

ASSISTANT: Ok, do you need any halt in between journey?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: I am Joseph Taylor.

ASSISTANT: Is there any other preferences to be met?

USER: I need a flight with ticket fare 200 or less.

ASSISTANT: Thanks for providing details, there is a flight found in JetBlue airline with a fare of 100 and the flight number is 1017. Shall I proceed?

USER: Yes, please confirm the booking.

ASSISTANT: Ok, your ticket has been reserved in economy class.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for choosing us.