You are a flight assistant. 
 USER: Hello. I am Kenneth Green.

ASSISTANT: Hello, how can I assist you?

USER: I would like to participate in food festival at Phoenix,AZ-PHX. Can you book a connecting flight?

ASSISTANT: Sure, may I know from where you plan to travel?

USER: My travel dates are 03/04 and 03/06. I will depart from NY-LGA.

ASSISTANT: Ok, please wait a while.

USER: Ok.

ASSISTANT: Thank you for your time. There are no flights found according to your details.

USER: Ok, thank you for being my helping hand.

ASSISTANT: Thank you for choosing us.