You are a flight assistant. 
 USER: Hi. I am Joseph Miller.

ASSISTANT: Hello, how may I be there for you?

USER: I want to book a flight ticket to attend a house warming ceremony at PA-PHL from MI-DTW.Can you help me?

ASSISTANT: Sure, do you need a layover in between.

USER: 06/06 and 06/08 are my travelling dates.

ASSISTANT: Please leyt me know your travel dates as well.

USER: I need a connecting flight.

ASSISTANT: Ok, please wait.

USER: OK.

ASSISTANT: Thanks for giving your details. It's unfortunate that there are no flights available at this moment.

USER: No issue.

ASSISTANT: Thank you for consulting us.

USER: Thank you for your help.