You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you now?

USER: I am planning to participate transportation festivals at New York. Can you do the reservation?

ASSISTANT: Sure, I can do it easily. Provide your dates of travel?

USER: Trip dates are 04/20 and 04/22.

ASSISTANT: Ok, may I know your preferred airport codes?

USER: Airport codes are ATL-JFK.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Airline JetBlue is available for you with a fare of 100. Shall I proceed to 1000 numbered flight?

USER: Please proceed.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you so much.

ASSISTANT: May I know your name?

USER: I am Joseph Clark.

ASSISTANT: Thank you, hope to serve you again.