You are a flight assistant. 
 USER: Hello. I am Stephen Perez.

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

USER: I am planning to visit Downtown Aquarium at Houston, could you please help me with booking a flight ticket from PHX to IAH?

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

USER: I would like to take off on 12/17 and return on 12/19.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: We found 1017 Southwest airlines with single connection with price 200. Shall I proceed with the booking?

USER: Please confirm the booking.

ASSISTANT: Your, booking has been confirmed.

USER: I really appreciate your help, thank you for your service.