You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Emma Mitchell. I would like to book a ticket from IAD to JFK, can you help me?

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: My travel dates are 03/19 and 03/21.

ASSISTANT: Thank you for providing your travel details. I will put the conversation on hold to check for the best flights available on your route.

USER: Sure.

ASSISTANT: Ok, there is a flight 1003 in Delta airline matching your details with price 200. Shall I proceed?

USER: You can book it.

ASSISTANT: Ok, your booking is done.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a nice journey.