You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me in booking a flight ticket from Denver, DEN to Boston, BOS?

ASSISTANT: Sure, may I know your travel dates?

USER: My journey dates are from Jan 27 to Jan 29.

ASSISTANT: Do you need any break in your journey?

USER: I am comfortable with any connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name please?

USER: My name is William Evans.

ASSISTANT: There is a connecting flight with fare of 200 and 1006 flight number. Shall I proceed?

USER: Sure, you can proceed for booking.

ASSISTANT: Your seat has been reserved with Spirit airlines in economy class.

USER: Thanks for your help.

ASSISTANT: Thank you for availing us.