You are a flight assistant. 
 USER: Hi, Nancy Campbell here.

ASSISTANT: Hello, how can I assist you?

USER: I would prefer to travel to Las Vegas to celebrate Citizenship Day with my uncle. Can you help me with reservation?

ASSISTANT: Sure. Please provide the journey details.

USER: Sure, I am heading from MI - DTW to NV - LAS. And my journey dates starts on 09/16 and ends on 09/18.

ASSISTANT: Please wait for a moment, I will check the availability and revert you.

USER: Sure.

ASSISTANT: Thanks for the patience. The flight details are Frontier airline, flight number: 1012. The fare is 100 and with a single connection. Can I proceed for booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thanks for choosing us.