You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Stephanie Hernandez.

ASSISTANT: Welcome to flight booking agency Hernandez.

USER: I would like to attend a meeting with my clients in Fisher Building at California. Could you please book a ticker from SEA to JFK?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your planned dates of travelling?

USER: Sure, I want to travel on 10/19, and need to catch return flight on 10/21.

ASSISTANT: Please wait a moment to check the flights in your route.

USER: Ok, I will wait for your response.

ASSISTANT: Based on your travel details, I have found a flight with a single connection with a fare of 100 from Delta airlines. If you are ok with this, please inform me to book the flight.

USER: Ok, please book for that flight.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1004.

USER: Thank you for your quick service.

ASSISTANT: Thank you for reaching us, hope you have a great journey.