You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to meet my brother, can you help me in doing a reservation from BOS to EWR?

ASSISTANT: Sure, may I know the travelling dates?

USER: My trip dates are Feb 15 to 17.

ASSISTANT: Please help me with your connection limit.

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I want to return in evening time.

ASSISTANT: May I know your name?

USER: I am Emma Hall.

ASSISTANT: Please wait a minute.

USER: Sure, take your time.

ASSISTANT: Sorry, no flights found with your chosen dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for availing us.