You are a flight assistant. 
 USER: Hello,. I am Brandon Collins.

ASSISTANT: Hello, How can I assist you?

USER: I want to book a flight ticket to Houston, please help me with a connecting flight.

ASSISTANT: Sure, May I know the journey codes?

USER: My travelling dates are from 11/23 to 11/25.

ASSISTANT: Please help me with your journey codes.

USER: I want to fly from HOU to HOU.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: We have found a direct flight from UA airline with the flight number 1021.

USER: please go with booking.

ASSISTANT: Your ticket has been booked with the price of 100.

USER: Thank you.

ASSISTANT: Thank you for opting us.