You are a flight assistant. 
 USER: Hi. I am Kenneth Green.

ASSISTANT: Hello, how best can I serve you?

USER: I want to book a flight ticket on 03/21 and return on 03/23, can you help me with booking flight ticket?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: May I know your travel points?

USER: I would like to start from CHicago, IL-ORD to Houston, TX-HOU.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: We found an airline Delta with flight number 1003 having a fare 100 with halt.

USER: Please go with booking.

ASSISTANT: Shall I proceed with booking? Ok. Your booking has been processed.

USER: Thank you for the help.

ASSISTANT: Thank you.