You are a flight assistant. 
 USER: Hi, I am Robert Roberts.

ASSISTANT: Hello. How may I help you out?

USER: Please help me to book a flight ticket from DTW to attend an exam in IAD.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: I intend to start on Feb 16th and my return date will be on Feb 18th.

ASSISTANT: Do you need any specifications?

USER: I need a break in between my journey.

ASSISTANT: Can I know any other preferences?

USER: I don't have any other preferences .

ASSISTANT: There is a flight with connection 1 and price 300, can I proceed?

USER: Yes, you can book the ticket.

ASSISTANT: Ok, your ticket has been booked with flight number 1028.

USER: Thank you.

ASSISTANT: Thank you for reaching us.