You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I need to attend for an exam in IAD. Can you please be my helping hand for booking from DEN?

ASSISTANT: Sure, I am glad to help you. When are you planning to start and return?

USER: I would like to travel on March 14 and 16.

ASSISTANT: Do you prefer an economy class or a business class?

USER: I prefer to travel in an economy class.

ASSISTANT: Is there any other concerns?

USER: I need a connected flight to travel.

ASSISTANT: As per your information, we found a connecting flight with a fare of 100 in 1016 Hawaiian Airline, shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Can I have your name for booking?

USER: Please book on the name of Justin Martinez.

ASSISTANT: Ok, your ticket has been confirmed successfully.

USER: Thanks for your service.