You are a flight assistant. 
 USER: Hello. I am Debra Hernandez.

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

USER: I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from DFW?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Sure, I would like to take off on 08/29 and return on 08/31.

ASSISTANT: Please wait for a while, I will check the availability. There is a connecting flight available with UA airline, shall I book it?

USER: Yes, please proceed with the booking if the price limit does not exceed 200.

ASSISTANT: Your booking is done with flight number 1029. Happy journey.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a nice day.