You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I want to book a ticket from EWR to DCA, can you help me?

ASSISTANT: May I have your travelling dates to proceed further?

USER: My travel dates are 12/23 and 12/25.

ASSISTANT: There is a direct flight available with your provided dates. Is it ok for you?

USER: I need a flight with connection 1.

ASSISTANT: Ok, let me check.

USER: Ok.

ASSISTANT: Sorry, there is no connecting flight for you.

USER: No problem.

ASSISTANT: Ok, may I know your name for documentation purpose?

USER: Myself Gregory Allen. Thanks for your information.

ASSISTANT: Thank you for contacting us Gregory Allen.