You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book a flight ticket from CLT to DFW?

ASSISTANT: Sure, I can help you in that. May I know your travel dates please?

USER: My travelling dates are Dec 09 and Dec 11.

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

USER: No, I am comfortable with any class.

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

USER: I need a connecting flight.

ASSISTANT: Can I have your good name please?

USER: My name is Helen Hernandez.

ASSISTANT: Hawaiian airlines is providing a flight with ticket fare of 100 and 1 connection, shall I proceed for booking.

USER: Yes, please.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1012, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for choosing us.