You are a flight assistant. 
 USER: Hello, I am Jennifer Lee.

ASSISTANT: Hello, How can I assist you today?

USER: I have planned to go for Holiday trip at San Francisco, CA - SFO. Can you please book a ticket under price 500?

ASSISTANT: Sure, we are glad to help you. May I know on which dates you are willing to travel?

USER: I will depart on 12/27 and return on 12/29.

ASSISTANT: Kindly ensure your boarding point?

USER: I want to start from Orlando, FL - MCO.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, we found an AA airline is available on your dates which matches your essentials and it costs you only 100. Shall I proceed with the booking?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket is confirmed with 1021 flight number.

USER: Ok, Thank you.

ASSISTANT: Thanks for contacting us, have a good day.