You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: Assist me in booking a flight ticket from EWR to SFO.

ASSISTANT: Sure, we are here to help you in booking. Can you please let me know your travel dates?

USER: I prefer to travel in between Dec 29 and Dec 31.

ASSISTANT: Please let me know if you need a connecting flight in your journey.

USER: Connected flight is required.

ASSISTANT: May I know your name to proceed further?

USER: Sarah Williams here.

ASSISTANT: Do you have any other requirements?

USER: No, but make sue that my departure should be in morning.

ASSISTANT: Ok, please wait a moment I search best flight for you.

USER: Sure.

ASSISTANT: There is an UA airline with flight number 1012 leaving from EWR on Dec 29th with 1 stop over in the midway and the estimate is 100. Shall I book the ticket?

USER: Proceed to book it.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for booking.

ASSISTANT: Thank you for approaching us.