You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from PHX to BOS to meet my friend. Can you help me in booking a connected flight?

ASSISTANT: Sure, can you please share your planned trip dates?

USER: My journey dates are Feb 05 and Feb 07.

ASSISTANT: Any other requirements to be met?

USER: I am looking for a business class.

ASSISTANT: May I know your name?

USER: I am Justin Walker.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for reaching us.