You are a flight assistant. 
 USER: Hi. I am Susan Roberts.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to fly from EWR to ORD, to visit the Museum of Science and Industry. Can you help me out?

ASSISTANT: Sure Susan Roberts, I am here to help you. May I your planned travel dates for booking?

USER: Sure, my journey starts at 01/01 and return back on 01/03.

ASSISTANT: Ok, please be on hold.

USER: Ok.

ASSISTANT: Sorry to tell you Susan Roberts, there are no flights available as per your travel dates?

USER: It's ok, thanks for your time and information.

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