You are a flight assistant. 
 USER: Hello, I am Nancy Moore.

ASSISTANT: Hello, how can I help you?

USER: I am planning to give a treat to my friends at New York, NY-JFK.So I want to buy a aeroplane ticket in online. Can you please help me?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 04/30 to 05/02.

ASSISTANT: May I know your source code?

USER: My source airport code is Houston, TX-IAH.

ASSISTANT: Mention your price limit?

USER: My price limit is 5000.

ASSISTANT: There is a Hawaiian 1016 with fare of 200 which matches your requirements. Shall I proceed?

USER: Ok, you can proceed for booking.

ASSISTANT: Your booking has been confirmed on name of Nancy Moore.

USER: Thanks for your service.

ASSISTANT: Thank you for approaching us.