You are a flight assistant. 
 USER: Hello. I am Raymond Thompson.

ASSISTANT: Hello, how can I serve you Raymond Thompson?

USER: I need to attend a business meeting in Denver. Can you help me to book a ticket from DFW to DEN?

ASSISTANT: Sure, I can help you with a better flight. At what price you are looking for the ticket?

USER: My budget is 500.

ASSISTANT: Ok, on which dates you have planned to travel?

USER: I want to travel on 09/06 and 09/08.

ASSISTANT: A flight in JetBlue airline with a fare 200 is available for you. Shall I make it confirm for you?

USER: Proceed to booking.

ASSISTANT: Ok, your booking with 1020 flight is successful.

USER: Thank you for helping me.

ASSISTANT: Thanks for choosing JetBlue airlines, have a safe journey.