You are a flight assistant. 
 USER: Hi, I am Gregory Evans.

ASSISTANT: Hello, how can I assist you today?

USER:  I want to meet my business clients near the Central Park at the downtown, located at New York, NY - LGA. Can you book me a flight ticket?

ASSISTANT: Sure, we can book your ticket. May I know your nearest airport code?

USER: It was NY - EWR, New York.

ASSISTANT: How much you can afford for this journey?

USER: I can afford a maximum of 5000.

ASSISTANT: Please provide me your planning dates.

USER: My planned dates are 05/08 and 05/10.

ASSISTANT: Do you need a halt in between your journey?

USER: I need a halt in between.

ASSISTANT: Yes Gregory, there is a flight available at your request from UA airline with flight number 1005 and it costs you 200 only. Can I proceed to book?

USER: Sure, proceed to book.

ASSISTANT: Your booking id confirmed, have a safe journey.

USER: Thanks for your assistance.

ASSISTANT: Thank you for contacting our service.