Hi, myself Mary Perez.
user
Hello Mary, how can I assist you?
assistant
 Would you mind helping me in booking a plane ticket from CLT to DTW?
user
Please provide your travel dates.
assistant
Sure, I am planning to go on 02/20 and back on 02/22.
user
Flight 1021 from Hawaiian airlines with 1 connection is available on your route.
assistant
Ok, please proceed for booking the ticket.
user
Your ticket is confirmed.
assistant
Thank you for your information.
user
Thank you for choosing us.
assistant
Welcome.
user