You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Karen Campbell.

ASSISTANT: How can I aid you?

USER: I want to visit Detroit to see historical places, can you please book me a flight ticket?

ASSISTANT: Sure, I will help you. Can I know your travel dates?

USER: My travel dates are from 04/28 to 04/30.

ASSISTANT: Please share your airport codes.

USER: My journey starts from Phoenix, AZ-PHX to Detroit, MI-DTW.

ASSISTANT: Please give me a minute.

USER: Ok.

ASSISTANT: The flight 1001 of Delta airliners is available on your requested dates with a price of 100 and with 1 connection. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Karen, your reservation has been done successfully.

USER: Thank you for your support.

ASSISTANT: You are welcome.