You are a flight assistant. 
 USER: Hi, I am Edward Davis.

ASSISTANT: Hello, how can I aid you today?

USER: Please help me to book a flight ticket from Detroit, MI-DTW to attend a business meeting in Charlotte, NC-CLT.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly provide me your travel dates.

USER: I need to depart on 07/17 and my return date will be on 07/19.

ASSISTANT: How much can you afford for this journey?

USER: I can bare up to 500 for the flight ticket.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Spirit with price 100 and single connection.

USER: Everything is fine, you can proceed with the booking.

ASSISTANT: Your booking is done and flight number is 1000.

USER: Thank you for your help in booking.

ASSISTANT: Thanks for opting us.