You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to visit Denver museum with my cousins, please help me in booking a ticket from PHL to DEN.

ASSISTANT: Sure, help me with the trip dates?

USER: My planned trip dates are on Aug 18 and Aug 20.

ASSISTANT: May I know your name for the documentation process?

USER: My name is Justin Evans.

ASSISTANT: Do you have any specifications to be met?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: There is a connecting flight found in United airlines of flight number 1019 and fare is 200. Shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.