You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how  may I help you?

USER: I am Kenneth Smith. I want to book a flight ticket to Detroit,please help me with a connecting flight.

ASSISTANT: Sure, I am here to help you. May I Know your journey codes please?

USER: I want to fly from DCA to DTW.

ASSISTANT: Ok, please share your travelling dates.

USER: My travelling dates are from 05/03 to 05/05.

ASSISTANT: Thank you, sorry no flights found with your details.

USER: Ok, no issues. Thank you.

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