You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: I am Matthew Thomas.

ASSISTANT: Ok.

USER: Can you help me booking a flight ticket from DTW to SFO?

ASSISTANT: Sure, we are here to help you. Could you please share your preferred dates of journey?

USER: I will start on July, 21 and return on July, 23.

ASSISTANT: Do you prefer a stopover in between your journey?

USER: I need a break in my journey.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight available with fare 100 in economy class of Southwest airline. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your booking has been confirmed with a flight number 1021.

USER: Thank you.

ASSISTANT: Thank you for availing us.