You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Perez.

ASSISTANT: How can I assist you today?

USER: Can you please help me in flight ticket booking from IAD to ORD to submit a crime report as a police office in Washington station?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Thank you and I want to fly on 06/16 and return back after two days on 06/18.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

USER: Ok, that's fine. I can ask my friend to help me in reaching my location. Thank you for your help.

ASSISTANT: Welcome, have a great day.