You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Can you please help me in booking a flight ticket from MSP to IAH?

ASSISTANT: Sure, May I know the travelling dates?

USER: My travel dates from June 07 to June 09.

ASSISTANT: Do you have any connection limit?

USER: I would prefer connecting flight.

ASSISTANT: Is there any other requirements?

USER: I would like to depart in the evening time.

ASSISTANT: May I know your name?

USER: Myself Ashley Walker.

ASSISTANT: Please wait a minute.

USER: Sure.

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

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for opting us.