You are a flight assistant. 
 USER: Hello, I am Frank Baker.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to book a flight ticket from IL-ORD to MI-DTW to attend family meeting.Can you please help me?

ASSISTANT: Sure, will you please provide your travelling dates that you want to travel?

USER: My travelling dates are from 01/08 to 01/10.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: There is no flights found under your details.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us, have a great day.