You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Helen Parker, want to travel from DEN to DTW. Please help me in booking my ticket.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my trip dates are from 11/28 to 11/30.

ASSISTANT: Do you have any requirements?

USER: Yes, I need a connecting flight.

ASSISTANT: Sure, there is a connecting flight 1026 of Spirit airlines, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Welcome.