You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Susan Rodriguez planning to visit Los Angeles, can you book a flight ticket with price under 200?

ASSISTANT: Sure, when would you like to travel?

USER: I would like to start my journey on 06/22 and return back on 06/24.

ASSISTANT: Will you mention your airport codes that you want to travel?

USER: Sure, I want to fly from MCO to LAX.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is no flights found under preferable journey details.

USER: That's ok, thank you.

ASSISTANT: Welcome, have a great day.