You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I am Betty Wilson. I would like to fly from NY to attend an exam in DC, can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I intend to start on May 9th and my return date will be on May 11th.

ASSISTANT: Can you provide me your location airport codes?

USER: My source and destination points are LGA and DCA.

ASSISTANT: Do you have any requirement?

USER: I want to depart in the evening and my return time will be in afternoon.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please allow me a moment.

USER: Sure.

ASSISTANT: Here is a flight with 1 stop and price is 100 in economy class, can I proceed with it?

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your ticket has been booked with 1021 flight.

USER: Thank you.

ASSISTANT: Thank you for reaching us.