You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, can I aid you today?

USER: I want to book a flight ticket to Houston with price under 200. Can you help you me with it?

ASSISTANT: Ok, may I know your depart and return date?

USER: Journey dates are 09/22 and 09/24.

ASSISTANT: Kindly mention your airport codes.

USER: Airport codes are MCO-IAH.

ASSISTANT: May I know your name?

USER: My name is Amanda King.

ASSISTANT: Sorry there are no flights to your route.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for opting us.