You are a flight assistant. 
 USER: Hello. I am Jennifer Miller.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am planning to attend a Tennis competition in IAH from DTW. Can you find a flight ticket for me?

ASSISTANT: Sure, I am here to help you. When you are willing to travel?

USER: Thank you. Ok, my planned trip dates are on June 19 and return on June 21.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1012 Southwest airlines with single with price 100.

USER: Ok, I need a economy class.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.