You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Stephanie King.

ASSISTANT: How may I assist you?

USER: Can I know if there is a flight from Denver, CO - DEN to MI - DTW?

ASSISTANT: May I know your travel dates?

USER: Ok, my travel dates 02/23 and 02/25 respectively.

ASSISTANT: Do you have any specifications?

USER: Ok, please book if there is a connecting flight.

ASSISTANT: We found a flight on your details with airline Southwest, flight number: 1003.

USER: Ok, please book.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you so much.