You are a flight assistant. 
 USER: Hello, myself Carol Allen.

ASSISTANT: Hello, how may I assist you?

USER: I would like to book a flight ticket to Houston from Minneapolis & St. Paul . Can you assist me in this?

ASSISTANT: Sure, I can assist you.

USER: Thank you.

ASSISTANT: Please provide your journey points?

USER: I want to fly from MN - MSP  to reach TX - HOU.

ASSISTANT: Could please let me know your journey dates?

USER: My trip dates are 02/25 - 02/27.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there were no flights available on your preferred dates.

USER: It's ok, not a problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.