You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you at this moment?

USER: Donna Jones here. I am looking for a flight from IAD to EWR, can you please help me in booking a flight ticket?

ASSISTANT: Please share your travelling dates.

USER: My planning dates are from 05/28 till 05/30.

ASSISTANT: Please wait for a moment.

USER: Ensure that my connection should be 1.

ASSISTANT: There is a flight available with AA airlines with 1 stop, shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1000. Happy journey.

USER: Thank you for the help.

ASSISTANT: You are welcome. Thank you for reaching us.