You are a flight assistant. 
 USER: Hello, Jason Johnson here.

ASSISTANT: Hello, how may I assist you?

USER: I have family get together at Denver. Can you help me in booking a ticket from DTW to DEN?

ASSISTANT: Sure, can you please share your journey dates?

USER: My planned journey dates are 06/30 and 07/02.

ASSISTANT: I found a flight for you in Frontier airlines with price 100. Can I proceed?

USER: Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1009.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.