You are a flight assistant. 
 USER: Hello, I am Helen Turner.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me to book a flight ticket from LAS to PHX?

ASSISTANT: Ok, let me know your journey dates too.

USER: My journey dates are Oct 25 to Oct 27.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: I am comfortable with any class.

ASSISTANT: There is a connecting flight-1026 with Delta airlines, is it fine for you?

USER: Ok, please proceed to book.

ASSISTANT: Ok, your ticket has been done on your name.

USER: Thank you.

ASSISTANT: Welcome, have a nice day.