You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: Can you please avail me a flight ticket from IAH to MSP?

ASSISTANT: Sure, please share your travelling dates.

USER: My trip dates are 03/05 - 03/07.

ASSISTANT: Do you need any connection limit?

USER: I need a direct flight which is having it's depart time in the afternoon.

ASSISTANT: Do you have any other specifications?

USER: No, thank you for asking.

ASSISTANT: May I know your good name?

USER: I am Michelle Adams.

ASSISTANT: Sorry to inform you that there are no flights available on your routes.

USER: Not a problem, thank you.

ASSISTANT: Thank you for opting us.