You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you today?

USER: I am Sandra Allen. I need to book a flight ticket from Detroit to overview of city with my friend. Can you please help me in booking?

ASSISTANT: Sure, can I know your journey dates please?

USER: My journey dates are 05/05 and 05/07.

ASSISTANT: May I know your airport codes please?

USER: My airport codes are MI-DTW and TX-AUS.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight with Delta airlines, flight number is 1018 with one connection and price is 100.

USER: You can proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your information.

ASSISTANT: Thanks for choosing us.