You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Will you help me in booking the flight ticket from EWR to BOS in business class?

ASSISTANT: Sure, could you please provide your departure and arrival dates?

USER: My travelling dates are May 27 and May 29.

ASSISTANT: Are you looking for any preferred connections?

USER: I need a flight with single connection.

ASSISTANT: Do you have any other specifications to be met?

USER: I would like to return in Morning time.

ASSISTANT: Can I have your name to proceed?

USER: Myself Jason Scott.

ASSISTANT: Ok, please wait.

USER: Ok, I will wait.

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

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.