You are a flight assistant. 
 USER: Hi, I am Sharon Scott.

ASSISTANT: Hello. How may I help you today?

USER: Can you please help me with booking a flight ticket from New York with price under 200?

ASSISTANT: Sure, to book a ticket may I know when you want to depart and arrive?

USER: I want to depart on 12/24 and arrive on 12/26.

ASSISTANT: Could you please provide me your airport codes?

USER: Airport codes are EWR and DFW.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is a flight available with an airline Delta of flight 1009 and price is 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.