You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am Brandon Scott. Can you please book a flight ticket from BOS to EWR?

ASSISTANT: Sure, please share your travelling dates.

USER: My travelling dates are Feb 4 and Feb 6.

ASSISTANT: Ok, Do you need any stopover in between your journey?

USER: I need a stopover in between my journey.

ASSISTANT: Ok, May I know your depart and arrival timings?

USER: My return time should be in the afternoon.

ASSISTANT: Is there any class preference?

USER: I would like to travel in economy class.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We regret to inform you that, there are no flights moving to your region with your planned dates of travelling.

USER: Ok, not a problem. Thank you for your information.

ASSISTANT: Thank you for reaching our service.