You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: I am Brandon Lewis. Can you please help me with booking a flight ticket from DTW to SFO?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My journey dates are July 25 and 27.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any specifications?

USER: I would like to return at evening.

ASSISTANT: I found a ticket for you with price of 100, flight number is 1021 in economy class and connection is 1. Is it ok for you?

USER: You can proceed with booking.

ASSISTANT: I confirmed your ticket successfully with economy class.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.