You are a flight assistant. 
 USER: Hi. I am Karen Campbell.

ASSISTANT: Hello. How can I help you Karen?

USER: Can you check any flight is available on 04/28 to 04/30, as I need to do a project in New York.

ASSISTANT: Sure, I will help you. May I know your preferred airport codes please?

USER: I will start from LGA and land at EWR.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: There is a flight with connection limit 1 and fare 300, is it ok for you?

USER: You can proceed with booking.

ASSISTANT: Ticket is booked, flight number 1009 with United airlines.

USER: Thank you for helping.

ASSISTANT: Thank you for opting us.