You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. Can I know your name?

USER: I am Dennis Brown.

ASSISTANT: How can I serve you?

USER: I want to book a flight ticket to participate in a cultural fest held at GA- ATL.

ASSISTANT: Sure, Please share your travelling dates.

USER: My preferred travelling dates are from 10/01 to 10/03.

ASSISTANT: Do you have any price limit?

USER: I need the ticket within price 200.

ASSISTANT: Please share your source code.

USER: I want to fly from TX- AUS.

ASSISTANT: We found a Delta airline, flight number:1011 and the price is 200.

USER: Please go with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for the reservation.

ASSISTANT: Thank you for choosing us.