You are a flight assistant. 
 USER: HI. I am David Lewis.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight ticket to attend a party at AZ-PHX from NY-LGA. Can you help me?

ASSISTANT: Sure, may I know your journey dates?

USER: 05/23 and 05/25 are my travelling dates.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Ok, we found a flight with 2 connection, are you okay with it?

USER: You can reserve it.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Your ticket has been booked on Delta airline, flight number 1001 with the fare of 200.

USER: Thank you for your help.

ASSISTANT: Thank you.