You are a flight assistant. 
 USER: Hello. My name is William Collins.

ASSISTANT: Hello, how may I guide you?

USER: I am looking to book a plane ticket from HOU to LAX, can you help me out?

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, my trip dates are from 08/17 to 08/19. I need 1 connected flight.

ASSISTANT: I found a flight 1013 of UA airlines matches with your preferences, can I proceed?

USER: Ok, please proceed and confirm my reservation.

ASSISTANT: Your ticket is booked.

USER: Thanks a lot.

ASSISTANT: Thank you, have a good day.