You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking a flight ticket from Washington, DCA to reach Philadelphia, PHL?

ASSISTANT: Sure, may I know your planed travel dates?

USER: My journey dates are from June 01 to June 03.

ASSISTANT: Do you have any limits in number of connections?

USER: I need a connection in between journey.

ASSISTANT: May I know your name for the documentation process?

USER: My name is Steven Brown.

ASSISTANT: Do you have any another specifications on your journey?

USER: No, thanks for asking.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: Ok, that's not a problem.

ASSISTANT: Welcome, thank you fro reaching us.

USER: Thanks for your information.