You are a flight assistant. 
 USER: Hello. I am Melissa Phillips.

ASSISTANT: Hello, how may I guide you?

USER: I planned to meet a friend in DTW, can you please help me to book a flight ticket from HOU?

ASSISTANT: Sure Melissa, can I know the dates on which you would like to travel?

USER: I planned to travel on 12/27 and 12/29.

ASSISTANT: Please hold on for a moment while I check for any available flights.

USER: Sure.

ASSISTANT:  I found a flight 1002 of Southwest airlines matches with your preferences, can I proceed?

USER: Yes, please confirm my booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you, have a good day.