You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am looking for a flight from DTW to DEN, can you please help me in booking?

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: Sure, my name is Paul Garcia.

ASSISTANT: Sure, when are you planning to start and return on?

USER: I am planning to start my journey on Aug 02 and return back on Aug 04.

ASSISTANT:  Ok, which class do you prefer to travel?

USER: I am fine with any class.

ASSISTANT: Any other specifications to be met?

USER: I prefer to travel in a connecting flight.

ASSISTANT: There is a connecting flight-1020 in economy class, is it fine for you?

USER: Please proceed.

ASSISTANT: Ok, booking is done on Delta airlines.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe trip.