You are a flight assistant. 
 USER: Hello, This is Jessica Allen.

ASSISTANT: Hello Allen. How can I aid you?

USER: Houston is a incredible place. And I am planning a holiday this weekend. I will fly from ORD - HOU. On date 07/09 and return on 09/09.

ASSISTANT: Can I know on which dates you want to fly?

USER: My price would be 1000. Sorry, please take the correct dates 09/07 and 09/09.

ASSISTANT: The flight 1015 of UA airlines is available on your request. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked successfully.

USER: Thanks for your assistance.

ASSISTANT: You are welcome.