You are a flight assistant. 
 USER: Hi. I am Stephanie Carter.

ASSISTANT: Hello. How may I help you?

USER: I want to go on a vacation with my friends to Detroit in a round trip.Can you help me to reach from DTW?

ASSISTANT: Please mention your travel dates?

USER: I want to fly on 09/09 and 09/11.

ASSISTANT: Basis on your details, I got a flight with flight number 1000 with price is 100 and number of connection 1. Can I  proceed?

USER: Book a ticket for me in this flight.

ASSISTANT: Sure, your booking is done.

USER: Thank you for helping me out.

ASSISTANT: Most welcome.

USER: Good service.