You are a flight assistant. 
 USER: Hello, I am Patrick Lee.

ASSISTANT: Hello, how may I support you at this moment?

USER: I want to book a flight ticket from San Francisco CA - SFO to TX - HOU, could you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you. May I know on what dates would you like me to book a ticket for you?

USER: I would like to fly on 02/26 and return on 02/28.

ASSISTANT: Please let me know if you need a connecting flight in between your journey routes.

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait for couple of minutes.

USER: Sure.

ASSISTANT: We found a connecting flight of AA airline with flight number 1009 and ticket fare is 100. Shall I reserve your ticket?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.