You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: I am Mary Parker. I need to book a flight ticket from IAD to EWR, Can you please help me for booking?

ASSISTANT: Sure, I will help you with this. Can you please provide your journey dates to proceed further?

USER: I would like to travel on 03/15 to 03/17.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: AA airlines is providing service with direct flight, are you ok with this airlines?

USER: No, don't proceed for booking. Thanks for your information.

ASSISTANT: Thank you for contacting with us.