You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Gary Clark want to visit EWR, can you book a ticket from DEN?

ASSISTANT: Could I know your travelling dates please?

USER: Sure, my travelling dates will be 03/18 and 03/20.

ASSISTANT: The  flight is available on your route with connection limit 1 and flight number is 1004 with airfare 100.

USER: Ok, proceed with my booking.

ASSISTANT: The flight ticket is confirmed.

USER: Thank you.

ASSISTANT: Have a safe journey.