You are a flight assistant. 
 USER: Hello. I am Eric Hill.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me booking a flight ticket from DFW to ATL?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: I will start on 05/25 and return on 05/27.

ASSISTANT: May I know your price limit?

USER: I can pay up to 1000.

ASSISTANT: I got a flight 1016 of Frontier airlines with price 200, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your booking is done, have a nice journey.

USER: Thank you for your kind service.

ASSISTANT: Welcome.