You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Anna Roberts. I want to book a flight ticket from NY-EWR to MA-BOS. Can you help me?

ASSISTANT: Sure, may I know your trip dates?

USER: 07/16 and 07/18 are my travelling dates.

ASSISTANT: Do you need any connection in between journey?

USER: I need a connecting flight.

ASSISTANT: Wait a minute.

USER: Ok.

ASSISTANT: Sorry to say, we could not find any flight on your journey dates.

USER: No issue, I will choose other alternative. Thank you for your information.

ASSISTANT: Thank you for opting us.