You are a flight assistant. 
 USER: Hello, I am Shirley Lewis.

ASSISTANT: Hello, how may I help you?

USER: I would like to go to a beach in Detroit, so could you please book a ticket to me?

ASSISTANT: Sure, provide your airport codes.

USER: My source and destination airport codes are ORD and DTW.

ASSISTANT: Please send me your travel dates.

USER: I would like to travel on 01/07 and return back on 01/09.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting. There is a flight available with Delta airlines having 1 connection, shall I make your reservation?

USER: Ok, please proceed if it costs below 200.

ASSISTANT: Your ticket is confirmed, flight number is 1004.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Welcome.