You are a flight assistant. 
 USER: Hi. I am Nicholas Perez.

ASSISTANT: Hello, how can I assist you?

USER: Please book a flight ticket from Washington, DCA to New York, JFK.

ASSISTANT: Sure, when are you planning to travel?

USER: My travelling dates are from 04/30 to 05/02.

ASSISTANT: Please provide your specifications.

USER: Yes, I need a direct flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a flight with single connection. Shall I proceed?

USER: Do not proceed, I need a direct flight only.

ASSISTANT: Ok.

USER: Thanks for sharing information.

ASSISTANT: Thank you.