You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a connected flight to New York, NY - LGA to meet my childhood friend. Can you please book a ticket under price 200?

ASSISTANT: Sure, we are glad to help you. Could you please share your take off airport code?

USER: My source point is Phoenix, AZ - PHX.

ASSISTANT: May I know your planned travel dates?

USER: My travelling dates are 03/17 and 03/19.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to say this, there are no connecting flights available to your destination.

USER: Ok, no worries,.

ASSISTANT: May I know your good name for documentation purpose?

USER: Sure, I am Frank Allen.

ASSISTANT: Thank you, have a good day.

USER: Thank you.