You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how best  I can serve you at this moment?

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

ASSISTANT: Sure, can you please share your name?

USER: Dorothy Parker here.

ASSISTANT: Please let me know your connection limit.

USER: I need a connecting flight.

ASSISTANT: May I know, on which dates you prefer to travel?

USER: I would like to travel on 06/02 to return on 06/04.

ASSISTANT: In which class you wish to travel?

USER: I am comfortable with any class.

ASSISTANT: Are there any more specifications?

USER: No.

ASSISTANT: We found a connecting flight with Southwest airlines, flight number 1003, and the fare of 200. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thanks for your information.

ASSISTANT: Thank you for approaching us.