You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight ticket to attend Cultural, Heritage and Folk Festivals in Dallas & Fort Worth. Can you book a flight ticket to me?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 03/05 - 03/07.

ASSISTANT: Kindly provide your journey codes.

USER: It's a round trip and airport code is TX - DFW.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: We found a flight with number 1020 and AA as airline. The cost of the ticket is 100. May I know your name?

USER: Please book a ticket on the name of David Young.

ASSISTANT: Sure, your booking is done.

USER: Thanks for helping me.

ASSISTANT: Thank you.