You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: My name is Donald Moore. I would like to travel from HOU to MCO, could you help me out?

ASSISTANT: Sure, please provide me your travel date.

USER: My preferable dates are from 08/17 to 08/19.

ASSISTANT: I found a flight 1015 of UA airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you for your time.

ASSISTANT: Thank you for choosing us.