You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Justin Harris. I want to visit New York to meet my school friend, can you please help me to book a flight ticket from HOU to JFK?

ASSISTANT: Sure, when do you want to depart and return?

USER: Sure, my travelling dates are Oct 19 and Oct 21.

ASSISTANT: Ok, Do you prefer business class or economy class?

USER: I am comfortable with any class to travel.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight in 1011 Southwest plane with a fare of 100. Can I proceed for booking in economy class?

USER: OK, please book.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.