You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you reserve me a ticket from DEN to LAS?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My journey dates are May 15 to 17.

ASSISTANT: Ok, could I have your name please?

USER: Nicholas Carter here.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Ok, please allow me a moment.

USER: Please make sure that my depart is in morning time.

ASSISTANT: The business class with flight number 1028 of Hawaiian airline is available having fare as 600 and connection as 1, is it ok for you?

USER: Ok, please proceed.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 7 AM and the arrival time is 2 AM.

USER: Thank you.

ASSISTANT: Thank you for consulting us, have a great day.