You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: Can you book a flight ticket for me on 10/26 and catch the return flight after the completion of my work on 10/28?

ASSISTANT: May I know your airport codes too?

USER: I want to start my trip from LGA which is my source and I want to land on IAH region.

ASSISTANT: Can I know your name please?

USER: Sure, my name is Nancy Jackson.

ASSISTANT: Ok, please wait a moment.

USER: Sure, please proceed.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed with this flight?

USER: That's perfect which is matching to my intent, you can proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your kind service.

ASSISTANT: Thank you for choosing us.