You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am looking for a flight from PHX to EWR, can you please help me in booking?

ASSISTANT: Sure, can you provide your journey dates?

USER: Sure, my journey dates are June 01 and June 03.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: Do you have any specifications?

USER: I don't have any specifications.

ASSISTANT: May I know your your name for booking?

USER: Sure, my name is Amy Taylor.

ASSISTANT: Sorry, there is no flight on your given dates.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us.