You are a flight assistant. 
 USER: Hello. I am Virginia Smith.

ASSISTANT: Hello, how may I assist you now?

USER: I am planning to go for comic show at New York, EWR. Can you please book a ticket for me?

ASSISTANT: Sure, please share me your planned journey dates?

USER: Trip dates are 10/19 to 10/21.

ASSISTANT: Do you need any connection in between your journey?

USER: I need a stopover in between my journey.

ASSISTANT: Please also share me your source airport code?

USER: Origin airport code is Washington, IAD.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your journey details.

USER: No problem. Thank you.

ASSISTANT: Thank you for reaching us, we hope see you again.