You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Can you help me to book a flight ticket from OAK to BOS?

ASSISTANT: Sure, we are happy to help you. Please let me know your travelling dates.

USER: I want to take off on 05 May and return on 07 May.

ASSISTANT: Do you have any lay by in between journey?

USER: I need a break in between journey.

ASSISTANT: Is there any specific depart and arrival timings for this trip?

USER: I would like to depart in the morning.

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

USER: No.

ASSISTANT: May I know your good name?

USER: I am Anthony Wilson.

ASSISTANT: We are regret to inform you that, no flights are available on your journey routes.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for opting us.