You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am Steven Nelson. Please reserve a ticket under the price limit of 5000.

ASSISTANT: Sure, we will help you. Can you please help me with your journey dates?

USER: Thank you. I made a plan to go for a business trip on the dates of 10/01 and 10/03.

ASSISTANT: Ok, let me know your selected airport codes.

USER: To reach the destination IAD, I have to fly from New York, EWR.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight with a fare of 100 and the flight number is 1002.

USER: Please proceed with booking.

ASSISTANT: Ok, I have booked your ticket in Southwest airline.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.