You are a flight assistant. 
 USER: Hello. I have a plan to go for round trip with my parents. Can you help me in booking flight ticket?

ASSISTANT: Hello,. Sure, I am ravish to help you.

USER: Thank you.

ASSISTANT: Can you please provide your take off airport code?

USER: My airport code is TX - IAH.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My journey dates are 12/07 - 12/09.

ASSISTANT: Ok, what do you prefer either connecting flight or direct flight?

USER: I need connecting flight.

ASSISTANT: Ok, just wait for sometime.

USER: Ok.

ASSISTANT: There is a connecting flight found in Spirit airline of flight number 1003 and fare is 200. Shall I reserve a ticket for this airline?

USER: Sure, you can reserve it on my name Raymond Brown.

ASSISTANT: Ok, your ticket has been processed successfully with the name of Raymond Brown.

USER: Thank you for booking my flight ticket.

ASSISTANT: Thanks for consulting us, have a nice journey in Spirit airline.