You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to visit New England Aquarium at Boston, could you please help me with booking a flight ticket from JFK to BOS?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I would like to depart on Mar 7th and return on Mar 9th.

ASSISTANT: Do you have any limits on number of connections?

USER: I am looking for a direct flight.

ASSISTANT: Do you have any another specifications on your journey?

USER: No.

ASSISTANT: May I know your name for the booking process?

USER: I am Rebecca Lewis.

ASSISTANT: Sorry ,no flights are available on your required dates.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Welcome, thank you for reaching us.