You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to visit my friend house to celebrate his birthday, so I will fly from Dallas & Forth Worth, TX-DFW to Denver,CO-DEN.

ASSISTANT: Sure, may I know your depart and return dates?

USER: I want to book the ticket on the date of 12/01 and a return ticket on 12/03.

ASSISTANT: Could you please tell me your name?

USER: Sure, Larry Allen.

ASSISTANT: OK, please wait for a moment.

USER: OK.

ASSISTANT: Thank you for being patience, we are happy to inform you that we have found a flight with the given details.

USER: OK.

ASSISTANT: Here are the flight details, flight number 1009 with airline South West and connection limit 1 with price 100.

USER: Please process with booking.

ASSISTANT: Your booking has been confirmed. Thank you for availing with us.

USER: Thanks for all your assistance.