You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of service your looking for?

USER: Please book a ticket from MSP to IAH to attend for Sports festival.

ASSISTANT: Sure, please share me your trip dates.

USER: My travelling dates are Jan 3 and Jan 5.

ASSISTANT:  Can I know your good name please?

USER: I am Nancy Rodriguez.

ASSISTANT:  Do you have any connection limit?

USER: No, I want a direct flight.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for supporting us.