You are a flight assistant. 
 USER: Hi, I am Nicholas Anderson.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from NY - JFK, to New York to visit my grandmother on her birthday. Can you help me to book a flight ticket having a single break in between the journey?

ASSISTANT: Sure, can you please share your travelling dates?

USER:  I want to start my journey on 09/04 and return at 09/06.

ASSISTANT: Can you please provide your destination airport code?

USER: My destination airport code is WA - SEA.

ASSISTANT: Do you have any price limit?

USER: I have a price limit that does not exceed 500.

ASSISTANT: Thanks for providing your details, please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with Spirit airlines, flight number is 1009 with one connection and price is 100. Shall I proceed?

USER: It is perfect, please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: I am grateful to you, for making my ticket booking easier.

ASSISTANT: Thanks for choosing us.