You are a flight assistant. 
 USER: hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Anna Robinso. I would like to travel from DTW to IAH.

ASSISTANT: Ok, please tell me your preferred travel dates.

USER: My preferable dates are from 11/17 to 11/19.

ASSISTANT: I found a flight 1023 of Southwest airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking. Thank you for your help.

ASSISTANT: Your ticket has been booked. You are most welcome.