You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hi,.

USER: I want to book a flight ticket from MI-DTW on 08/21, to CO-DEN to attend to my sister's marriage.

ASSISTANT: OK, may i know your good name?

USER: I am Karen Johnson.

ASSISTANT: Will you provide the information regarding your arrival date?

USER: I will be returning on 08/23.

ASSISTANT: OK,wait for a minute.

USER: OK,.

ASSISTANT: Thank you for waiting,reservation is available as per your requirement. May I proceed?

USER: You can proceed.

ASSISTANT: Your flight ticket has booked. Airline name is Hawaiian. flight number is 1016 with one connection.

USER: Thank you for your service.

ASSISTANT: You are welcome.