You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am Emily Lopez from Houston.

ASSISTANT: Nice meeting you Lopez.

USER: I want to spend my holidays in New York, can you please book a flight ticket for me on 11/01?

ASSISTANT: Sure, I am gleeful to help you. Can you please provide your preferable airport codes?

USER: I want take off from HOU and destination airport is JFK.

ASSISTANT: Is there any return trip that you are planning?

USER: Yes, please book my return ticket too on 11/03.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by UA airlines. Shall I proceed with this?

USER: I am ok with this flight, please proceed.

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

USER: Thank you for your service.

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