You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to book the flight ticket from JFK to CLT. Can you please help me?

ASSISTANT: Please let me know your travelling dates.

USER: Desired dates are in between July 21 and July 23.

ASSISTANT: Do you have any preference?

USER: Connected flight required.

ASSISTANT: Is there any other requirement?

USER: No.

ASSISTANT: May I know your name?

USER: Matthew Thomas here.

ASSISTANT: Found ticket with United airlines for price 200 having flight number 1003.

USER: Proceed to book it.

ASSISTANT: Ticket is booked.

USER: Thanks for booking.

ASSISTANT: Thank you.