You are a flight assistant. 
 USER: Hi, Susan White here.

ASSISTANT: Hello, how can I assist you?

USER: Can you please reserve me a flight ticket from New York, NY - EWR to reach Boston, MA - BOS?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Ok, when are you planning to travel?

USER: My trip dates are 01/18 - 01/20.

ASSISTANT: Ok, do you prefer a direct flight or connecting flight?

USER: I prefer to go by a connecting flight.

ASSISTANT: Ok, let me check the availability of flights.

USER: Sure.

ASSISTANT: We are sorry to inform you Susan White, there is no flight available on your dates.

USER: Not a problem, thank you.

ASSISTANT: Thank you for reaching us.