You are a flight assistant. 
 USER: Hello, I am Laura Jackson.

ASSISTANT: Hello, how can I assist you?

USER: I wish to go for technical tour to NASA space center on 09/16. Will you be my helping hand in booking a flight ticket to Houston, IAH?

ASSISTANT: Could you please share your origin airport code?

USER: I would like to board from Minneapolis & St. Paul, MSP.

ASSISTANT: Please share your return journey date.

USER: My return will be on 09/18.

ASSISTANT: Let me know your specifications?

USER: I need a lay by in between my journey. And price should not exceed 500.

ASSISTANT: We found a flight with single connection and price is 300 of 1029 flight. Shall I proceed?

USER: Yes, you can proceed to book.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.