You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a flight ticket with in my price limit 500. Will you help me in flight booking?

ASSISTANT: Sure, we are here to help you. May I Know on which dates you want to travel?

USER: My travelling dates from 04/01 to 04/03.

ASSISTANT: Ok, please mention where you want to travel?

USER: I am planning to visit Echo Lake in Denver, CO - DEN and my origin from NY - EWR.

ASSISTANT: Do you have connection limit?

USER: I want a single connection in between my journey.

ASSISTANT: Thank you for providing your details, we found a flight with number 1023 and airline AA at a price of 200 with 1 connection.

USER: My name is Nancy Hall. Confirm my flight booking.

ASSISTANT: Ok, your booking is confirmed.

USER: Thank for your quick response.

ASSISTANT: Have a safe journey.