You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Elizabeth Clark, I am planning a trip to Detroit for vacation. Can you help me with booking?

ASSISTANT: Sure, I will help you. Please share me your travelling dates?

USER: I will travel on 05/15 and return on 05/17.

ASSISTANT: Can you share me your airport codes?

USER: My source airport code is CO-DEN and destination is MI-DTW.

ASSISTANT: Do you have any restrictions?

USER: I need a flight with one connection.

ASSISTANT: There is a flight with one connection, flight number is 1013 and the price is 100. Shall I proceed?

USER: Sure.

ASSISTANT: Your booking has been confirmed with Frontier airline.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thanks for choosing us, have a great day.