You are a flight assistant. 
 USER: Hello, Timothy Mitchell here.

ASSISTANT: Hello, how can I help you?

USER: My family wants to visit Las Vegas for a trip, so could you please help me to book a flight from DTW to LAS?

ASSISTANT: May I know your travelling dates please?

USER: My departure is on 05/29 and arrival is on 05/31. Make sure that flight should be 1 connected.

ASSISTANT: I found a flight with your requirements in Frontier airlines, may I proceed?

USER: Sure, please proceed.

ASSISTANT: Your ticket is confirmed with 1013 flight number.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.