You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Please book a flight ticket from MSP to IAH?

ASSISTANT: May I know your trip dates?

USER: My journey dates are Oct 27 and Oct 29.

ASSISTANT: Let me know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Susan Scott.

ASSISTANT: Sorry, there were no flights found with your required dates to travel.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for choosing us.