You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket from DEN to JFK, can you please help me for booking?

ASSISTANT: Sure, I can help you. May I know your departure and return travel dates please?

USER: I would like to travel on 04/23 to return on 04/25.

ASSISTANT: May I know your class and airline preference please?

USER: I am comfortable with any class.

ASSISTANT: Please let me know if you have any other specifications.

USER: No.

ASSISTANT: Can I have your good name please?

USER: Robert Thomas.

ASSISTANT: Hawaiian airlines is providing a flight on that route with ticket fare of 100 and 1 connection, it's departure time is 18 PM and arrival time is 10 AM. Shall I proceed for booking?

USER: Ok, proceed for booking.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1026, have a safe journey.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.