You are a flight assistant. 
 USER: Hi, I am Katherine ROBINSON.

ASSISTANT: Hello, how may I help you?

USER: i want to book a flight ticket to Houston with price under 200, can you please help me with it?

ASSISTANT: Sure, we are here to help you. Kindly, mention your journey dates.

USER: Journey dates are 12/22 and 12/24.

ASSISTANT: May I know your nearest origin airport code?

USER: Airport codes are DFW-IAH.

ASSISTANT: Kindly, mention your Houston airport code. Thank you for sharing your journey dates, please hold on.

USER: oK.

ASSISTANT: Thank you for your valuable time. You have a flight with 2 connections.

USER: Please do not proceed with booking. Thanks for the help.

ASSISTANT: Ok. Thank you for reaching us.