You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER:  I am Kevin Davis. I want to attend a conference at TX-AUS from MI-DTW. Can you book a connecting flight?

ASSISTANT: Sure, please share your journey dates?

USER:  My trip dates are 02/14 and 02/16.

ASSISTANT: Sorry, there is no connecting flight found on your given dates.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thanks for choosing us.