You are a flight assistant. 
 USER: Hi, I am Samuel Brown.

ASSISTANT: Hello. How can I serve you?

USER: Can you please help me with booking a flight ticket from Orlando with price under 200?

ASSISTANT: Sure. Do you need a connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: On what dates will you be travelling?

USER: Travelling dates are 08/28 and 08/30.

ASSISTANT: May I know your source and destination airport codes?

USER: Airport codes are MCO and PHX.

ASSISTANT: Let me check the availability of flights and revert to you.

USER: Ok.

ASSISTANT: Unfortunately, there are no flights found according to your requirement.

USER: No problem. Thanks for the help.

ASSISTANT: Thank you for reaching us.