You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Can you please check the availability of flights in between the points CLT and DEN?

ASSISTANT: Sure, I am here to help you. May I know your planned dates?

USER: I have a plan to travel on Aug 21 and 23.

ASSISTANT: Ok, help me with your connection limit.

USER: I need a connected flight.

ASSISTANT: In which class, you prefer to go?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I have your name please?

USER: My name is Melissa Williams.

ASSISTANT: Thanks for your details, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight with a fare of 600 in 1010 Hawaiian Airline. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed in business class.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.