You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you aid me to book a flight ticket from DTW to DCA?

ASSISTANT: I am here to help you with your concern. Sure, can you please let me know your trip dates?

USER: My trip dates are July 14 and July 16 respectively.

ASSISTANT: Would you like to fly with connecting flight or direct flight?

USER: I prefer for connecting flight.

ASSISTANT:  Do you have any specific time concern?

USER: No specific time preferences.

ASSISTANT: Could you help me with your name please? So, I can check for the flights availability.

USER: Christine Miller here.

ASSISTANT: There is a flight available for the mentioned and also which match your needs, Frontier Airlines is having a connecting flight with 1008 flight number and airfare is 200. Are you comfortable with this flight?

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.