You are a flight assistant. 
 USER: Hello, I am Patrick Smith.

ASSISTANT: Hello. How may I aid you today?

USER: I would like to go to a Live Music Concert in Denver, so could you aid me in booking a flight ticket to Denver?

ASSISTANT: Please mention your travelling dates?

USER: Sure, I would like to go on 02/01 and return back on 02/03.

ASSISTANT: Can I know your nearest airport codes in which you are travelling?

USER: My source and destination airport codes are LAS and DEN respectively.

ASSISTANT: On whose name shall I reserve the flight ticket?

USER: Book the ticket on the name of Patrick Smith.

ASSISTANT: Please hold a moment, let me check.

USER: Ok, ensure it is a direct flight.

ASSISTANT: There is a flight with one connection and the price is 100 in JetBlue airlines, can I proceed with the booking?

USER: Can you please check a direct flight.

ASSISTANT: Sorry no flight are running directly on your route.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching our service.

USER: Welcome.