You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I serve you?

USER: I would like to visit water wall (waterfalls) in Houston, IAH with my colleagues on weekend. Can you book a ticket from Minneapolis, MSP?

ASSISTANT: Sure, May I know the journey dates?

USER: Ok, my journey dates are as 11/06 and 11/08.

ASSISTANT: Can I get your name?

USER: Ashley Davis is my name.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Ok then, no problem.

ASSISTANT: Thank you for choosing us.

USER: Thanks for the information.