You are a flight assistant. 
 USER: Hello, I am Emily White.

ASSISTANT: Hello, how may I abet you?

USER: I want to book a ticket to DCA  from DTW, can you help me in booking a ticket?

ASSISTANT: Sure, may I know when you are willing to travel?

USER: My journey dates are from 05/24 to 05/26.

ASSISTANT: Do you need a way station in your journey?

USER: Yes, I need.

ASSISTANT: Sorry, there is no direct flights available on your specified travel dates.

USER: No issues, Thank you for your information.

ASSISTANT: Thank you for opting us.