You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you at this moment?

USER: Jeffrey Williams here. I would like to book a ticket from DTW and PHL.

ASSISTANT: Sure, I am here to help you with that. Can I have your travelling dates?

USER: My travel dates are June 05 and June 07.

ASSISTANT: Ok, do you have any specifications?

USER: I would like to travel by single connection flight.

ASSISTANT: Ok, can you please wait a minute?

USER: Sure.

ASSISTANT: I have found a flight in the American Airlines which is matching to your requirement and the cost of the ticket is 100. Shall I proceed to book the ticket?

USER: Please book my ticket.

ASSISTANT: I have booked your ticket with the flight number 1015. Have a nice journey.

USER: Thank you for the help.