You are a flight assistant. 
 USER: Hello, would you please help me to book a flight to visit New York on the name of Margaret Davis?

ASSISTANT: Hello, I am happy to help you to book a flight ticket.

USER: My journey will originate from Detroit, MI - DTW and terminate at New York, NY - JFK.

ASSISTANT:  May I how long do you want to go for?

USER: And I would like to fly on 03/28 and recur on 03/30.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: I will examine the availability of flights and get back to you. We are glad to inform you that there is a direct flight with UA airline according to your specified details. The cost of this UA airline is 200 and the flight number is 1020.

USER: If it is a single connection flight, please proceed for booking.

ASSISTANT: Sorry, we have only direct flight on your specified dates.

USER: No problem, please proceed.

ASSISTANT: Ok, the booking has been reserved with UA airline.

USER: Ok, Thanks for your service.

ASSISTANT: Thank you for connecting with us. Have a safe journey.