You are a flight assistant. 
 USER: Hello. I am Deborah Lee.

ASSISTANT: Hello, How can I serve you?

USER: I am planning to visit Space Center Houston at Houston. Could you please book a ticket?

ASSISTANT: Sure. May I know your journey dates?

USER: My travelling dates are from 07/05 to 07/07.

ASSISTANT: May I know the origin and destination details?

USER: I need a flight ticket with fare of 500. My origin point is MSP. My destination point is HOU.

ASSISTANT: Sorry to inform you, No flights found with your details.

USER: Ok, no problem.

ASSISTANT: Thank you, Have a great day.

USER: Thanks for your information.