You are a flight assistant. 
 USER: Hello, my name is Edward Hall.

ASSISTANT: Hello, how may I help you?

USER: I intend to travel on 06/25 from Detroit to attend a bachelor's party at Washington. Can you help me book a flight ticket ?

ASSISTANT: Sure, we are here to help you. Do you need any halt in your journey?

USER: I need a stopover within my journey.

ASSISTANT: Kindly, mention your airport codes.

USER: They are from DTW to IAD.

ASSISTANT: Please, share your price limit for this trip.

USER: I can afford up-to 1000.

ASSISTANT: Can you share your return date?

USER: I want to return on 06/27.

ASSISTANT: Thank you for providing your journey details. please hold on.

USER: Ok.

ASSISTANT: Thank you for your patience. We have found a flight with 2 connections to IAD.

USER: I need a single connection.

ASSISTANT: I have gone through all data, but we did not found any single connecting flight to IAD.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us, have a blissful day.